supplementary information · micrognathozoa, cycliophora, orthonectida, and dicyemida. resolution...

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SUPPLEMENTAL DISCUSSION Relationships within Spiralia and the position of Ctenophora The inference of relationships within Spiralia is susceptible to parameter changes and method of phylogenetic inference. Trochozoa, consisting of Mollusca, Annelida, Nemertea, and Brachiopoda + Phoronida, is consistently recovered as in other analyses 2,11,25 , although relationships among these taxa are poorly supported. Lophophorata including Bryozoa is not recovered in any analyses, in contrast to recent results 30 . A sister relationship between Bryozoa and Entoprocta is supported in maximum likelihood analyses, but not Bayesian inference. Interestingly, Gastrotricha is non-monophyletic in maximum likelihood analyses and in Bayesian analyses under the GTR model, but is recovered monophyletic in Bayesian analyses under the CAT+GTR+Γ model. We have not included several spiralian taxa for which genomic data or deeply sequenced transcriptomes were not available, such as Gnathostomulida, Micrognathozoa, Cycliophora, Orthonectida, and Dicyemida. Resolution of the relationships within this clade will require broader taxon sampling than was feasible within this study. Similarly, the first branch of metazoa is Ctenophora in our maximum likelihood analyses, while Porifera holds this position in Bayesian analyses. Further critical testing including broader taxon sampling within non-metazoans will be required to identify the source of this intriguing discrepancy. WWW.NATURE.COM/NATURE | 1 SUPPLEMENTARY INFORMATION doi:10.1038/nature16520

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Page 1: SUPPLEMENTARY INFORMATION · Micrognathozoa, Cycliophora, Orthonectida, and Dicyemida. Resolution of the relationships within this clade will require broader taxon sampling than was

SUPPLEMENTAL DISCUSSION

Relationships within Spiralia and the position of Ctenophora

The inference of relationships within Spiralia is susceptible to parameter changes and

method of phylogenetic inference. Trochozoa, consisting of Mollusca, Annelida,

Nemertea, and Brachiopoda + Phoronida, is consistently recovered as in other

analyses2,11,25, although relationships among these taxa are poorly supported.

Lophophorata including Bryozoa is not recovered in any analyses, in contrast to

recent results30. A sister relationship between Bryozoa and Entoprocta is supported in

maximum likelihood analyses, but not Bayesian inference. Interestingly, Gastrotricha

is non-monophyletic in maximum likelihood analyses and in Bayesian analyses under

the GTR model, but is recovered monophyletic in Bayesian analyses under the

CAT+GTR+Γ model. We have not included several spiralian taxa for which genomic

data or deeply sequenced transcriptomes were not available, such as Gnathostomulida,

Micrognathozoa, Cycliophora, Orthonectida, and Dicyemida. Resolution of the

relationships within this clade will require broader taxon sampling than was feasible

within this study. Similarly, the first branch of metazoa is Ctenophora in our

maximum likelihood analyses, while Porifera holds this position in Bayesian analyses.

Further critical testing including broader taxon sampling within non-metazoans will

be required to identify the source of this intriguing discrepancy.

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Supplementary Data Table 1. Sources for sequence data used in phylogenomic analyses. New Illumina transcriptome data sequenced in this study indicated in bold.

Species Sequence Type Source or collection locality

Accession # or URL

Acoela

Childia submaculatum transcriptome N 58.2859, E 11.5265 SAMN04088540

Convolutriloba macropyga transcriptome USA SRX1343815

Diopisthoporus gymnopharyngeus transcriptome N 34.6969, W

76.7387 SAMN04088542

Diopisthoporus longitubus transcriptome N 58.2859, E

11.5265 SAMN04088543

Eumecynostomum macrobursalium transcriptome N 58.2519, E

11.4656 SAMN04088544

Hofstenia miamia transcriptome NCBI SRA SRS584107, SRS584110

Isodiametra pulchra transcriptome Austria SRX1343817

Annelida

Capitella teleta genome JGI http://genome.jgi-

psf.org/Capca1/Capca1.download.ftp.html

Helobdella robusta genome JGI http://genome.jgi-

psf.org/Helro1/Helro1.download.ftp.html

Pomatoceros lamarckii transcriptome NCBI SRA SRX156389

Arthropoda

Daphnia pulex genome JGI http://genome.jgi.doe.gov/Dappu1/Dappu1.download.ft

p.html

Drosophila melanogaster genome Ensembl ftp://ftp.ensemblgenomes.org/pub/metazoa/release-

24/fasta/drosophila_melanogaster/pep/

Ixodes scapularis genome Ensembl ftp://ftp.ensemblgenomes.org/pub/metazoa/release-

24/fasta/ixodes_scapularis/pep/

Strigamia maritima genome Ensembl ftp://ftp.ensemblgenomes.org/pub/metazoa/release-

24/fasta/strigamia_maritima/pep/

Brachiopoda

Hemithiris psittacea transcriptome NCBI SRA SRX731469

Novocrania anomala transcriptome 60.3377 N 5.1916 W SRX1343816

Terebratalia transversa transcriptome Friday Harbor, USA SRX1307070

Bryozoa Membranipora

membranacea transcriptome NCBI SRA SRX1121923

Choanoflagellata

Monosiga brevicollis genome NCBI ABFJ00000000,

http://www.ncbi.nlm.nih.gov/genome/713

Salpingoeca rosetta genome Broad

Institute www.broadinstitute.org/annotation/genome/

multicellularity_project/MultiHome.html

Chordata

Botryllus schlosseri genome Stanford

University http://botryllus.stanford.edu/botryllusgenome/download

/botznik-transcripts.fa

Branchiostoma floridae genome JGI http://genome.jgi-

psf.org/Brafl1/Brafl1.download.ftp.html

Ciona intestinalis genome Ensembl ftp://ftp.ensembl.org/pub/release-78/fasta/ciona_intestinalis/pep/

Gallus gallus genome NCBI http://www.ncbi.nlm.nih.gov/genome?term=gallus%20

gallus

Homo sapiens genome Ensembl ftp://ftp.ensembl.org/pub/release-

78/fasta/homo_sapiens/pep/

Petromyzon marinus genome Ensembl ftp://ftp.ensembl.org/pub/release-

78/fasta/petromyzon_marinus/pep/

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Cnidaria

Acropora digitifera genome NCBI BACK00000000,

http://www.ncbi.nlm.nih.gov/genome/10529

Agalma elegans transcriptome NCBI SRA SRR871526

Craspedacusta sowerbyi transcriptome NCBI SRA SRX315373

Eunicella cavolinii transcriptome NCBI SRA SRX565138

Nematostella vectensis genome NCBI ABAV00000000,

http://www.ncbi.nlm.nih.gov/genome/230

Stomolophus meleagris transcriptome NCBI SRA SRX470083

Ctenophora

Euplokamis dunlapae transcriptome NCBI SRA SRR777663

Mnemiopsis leidyi genome NCBI GCA_000226015,

http://www.ncbi.nlm.nih.gov/assembly/GCA_000226015.1/#/st

Pleurobrachia bachei genome Neurobase http://neurobase.rc.ufl.edu/pleurobrachia/download

Echinodermata

Astrotomma agassizi transcriptome NCBI SRA SAMN03012756

Dumetocrinus sp. transcriptome NCBI SRA SAMN03012750

Labidiaster annulatus transcriptome NCBI SRA SAMN03012748, SAMN03012747

Leptosynapta clarki transcriptome NCBI SRA SAMN03012745

Strongylocentrotus purpuratus genome SpBase http://www.spbase.org/SpBase/downloads.php

Entoprocta

Barentsia gracilis transcriptome NCBI SRA SRX731475

Loxosoma pectinaricola transcriptome NCBI SRA SRX731476

Gastrotricha

Lepidodermella squamata transcriptome NCBI SRA SRX1000997

Macrodasys sp. transcriptome NCBI SRA SRX534826, SRX533489-SRX533490

Megadasys sp. transcriptome NCBI SRA SRX534832, SRX534834-SRX534835

Hemichordata

Cephalodiscus gracilis transcriptome NCBI SRA SAMN03012629

Ptychodera bahamensis transcriptome NCBI SRA SAMN03012539

Saccoglossus mereschkowskii transcriptome NCBI SRA SAMN03012542

Schizocardium c.f. braziliense transcriptome NCBI SRA SAMN03012605, SAMN03012582

Mollusca

Crassostrea gigas genome Ensembl ftp://ftp.ensemblgenomes.org/pub/metazoa/release-

24/fasta/crassostrea_gigas/pep/

Leptochiton rugatus transcriptome NCBI SRA SRX731464

Lottia gigantea Genome JGI http://genome.jgi-

psf.org/Lotgi1/Lotgi1.download.ftp.html

Nemertea

Cephalothrix honkongiensis

transcriptome NCBI SRA SRX205320

Lineus longissimus transcriptome 60.2542 N 5.2197 E SRX1343823

Nemertodermatida

Ascoparia sp. transcriptome 29.5019 N 34.9174 E SRX1343822

Meara stichopi transcriptome 60.2649 N 5.1408 E SRX1343814

Nemertoderma westbladi transcriptome 58.2614 N, 11.4368 E SRX1343819

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Sterreria sp. transcriptome 29.5019 N 34.9174 E SRX1343821

Onychophora

Peripatopsis capensis transcriptome NCBI SRA SRX451023

Phoronida

Phoronis psammophila transcriptome NCBI SRA SRX731473

Placozoa

Trichoplax adhaerens genome JGI http://genome.jgi-

psf.org/Triad1/Triad1.download.ftp.html

Platyhelminthes

Macrostomum lignano transcriptome Switzerland SRX1343824

Prostheceraeus vittatus transcriptome NCBI SRA SRX999630

Schistosoma mansoni genome Ensembl ftp://ftp.ensemblgenomes.org/pub/metazoa/release-

28/fasta/schistosoma_mansoni/pep/

Schmidtea mediterranea genome NCBI http://www.ncbi.nlm.nih.gov/genome/232

Taenia pisiformes transcriptome SRA SRX113900

Porifera

Amphimedon queenslandica genome NCBI

ACUQ00000000, http://www.ncbi.nlm.nih.gov/genome/2698

Aphrocallistes vastus transcriptome NCBI SRA SRX386258

Cliona varians transcriptome NCBI SRA SRX333053

Leucosolenia complicata genome Data Dryad http://datadryad.org/resource/doi:10.5061/dryad.tn0f3

Oscarella carmela genome NCBI http://www.ncbi.nlm.nih.gov/genome/23321

Sycon ciliatum genome Data Dryad http://datadryad.org/resource/doi:10.5061/dryad.tn0f3

Priapulida

Halicryptus spinulosus transcriptome Askö, Sweden SRX1343820

Priapulus caudatus transcriptome Kristineberg,Sweden SRX507009

Rotifera

Adineta ricciae transcriptome NCBI SRA ERX083858, ERR106425

Adineta vaga genome Genoscope http://www.genoscope.cns.fr/adineta/data/Adineta_vaga

.v2.pep.fa.gz

Brachionus calyciflorus

NCBI SRA SRX203186, SRX203185

Xenoturbella

Xenoturbella bocki transcriptome 58.2759 N 11.4735 E SRX1343818

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Supplementary Data Table 2. Translated unigenes per species, percent gene coverage, and leaf stability.

Species Translated Unigenes/ Proteins

% Genes in 212

Dataset

Leaf Stability

(212 dataset) Acropora digitifera 23677 61 0.991135

Adineta ricciae 19766 76 0.986535

Adineta vaga 49300 98 0.986535 Agalma elegans 82093 90 0.991135

Amphimedon queenslandica 29883 93 0.981013 Aphrocallistes vastus 51711 93 0.981013

Ascoparia sp. 20126 58 0.996956 Astrotomma agassizii 43982 35 0.991458

Barentsia gracilis 37823 41 0.995290 Botryllus schlosseri 47978 76 0.994392

Brachionus calyciflorus 22857 96 0.986535 Branchiostoma floridae 50817 98 0.993120

Capitella teleta 32415 97 0.992968 Cephalodiscus gracilis 20892 33 0.982668

Cephalothrix hongkongiensis 35897 59 0.984432 Childia submaculatum 38442 91 0.995635

Ciona intestinalis 16416 99 0.994392 Cliona varians 74687 84 0.981013

Convolutriloba macropyga 23870 98 0.995635 Craspedacusta sowerbyi 53373 96 0.991135

Crassostrea gigas 26089 85 0.990573 Daphnia pulex 30810 93 0.996093 Diopisthoporus

gymnopharyngeus 25511 55 0.994418

Diopisthoporus longitubus 48202 88 0.994418 Drosophila melanogaster 26822 100 0.996093

Dumetocrinus sp. 53419 80 0.991232 Eumecynostomum macrobursalium 11458 46 0.995635

Eunicella cavolinii 24780 61 0.991135

Euplokamis dunlapae 90267 64 0.986061 Gallus gallus 32134 88 0.994392

Halicryptus spinulosus 144017 98 0.996825 Helobdella robusta 23432 97 0.992968

Hemithiris psittacea 114624 92 0.991847 Homo sapiens 93859 100 0.994392

Hofstenia miamia 18155 94 0.991807 Isodiametra pulchra 22262 98 0.995724

Ixodes scapularis 20486 85 0.995251 Labidiaster annulatus 67857 46 0.991754

Lepidodermella squamata 43289 94 0.987511

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Leptochiton rugatus 68934 85 0.990573 Leptosynapta clarki 65607 67 0.991968

Leucosolenia complicata 92106 98 0.979833 Lineus longissimus 84854 98 0.984432

Lottia gigantea 23851 96 0.990573 Loxosoma pectinaricola 56046 43 0.995290

Macrodasys sp. 16565 77 0.980821 Macrostomum lignano 48968 95 0.990989

Meara stichopi 16255 96 0.996956 Megadasys sp. 23321 38 0.980821

Membranipora membranacea 18930 99 0.995483 Mnemiopsis leidyi 126790 77 0.986061

Monosiga brevicollis 10336 87 0.986061 Nematostella vectensis 27273 95 0.991135

Nemertoderma westbladi 104698 99 0.996956 Novocrania anomala 27566 99 0.991847

Oscarella carmela 29220 96 0.977712 Peripatopsis capensis 25233 58 0.996654

Petromyzon marinus 11442 56 0.994392 Phoronis psammophila 100408 95 0.991847

Pleurobrachia bachei 19524 64 0.986061 Pomatoceros lamarckii 19238 56 0.992968

Priapulus caudatus 55300 94 0.996825 Prostheceraeus vittatus 32908 98 0.990989

Ptychodera bahamensis 59573 85 0.992450 Saccoglossus mereschkowskii 89977 92 0.992450

Salpingoeca rosetta 11731 88 0.986061 Schistosoma mansoni 11751 90 0.991227

Schizocardium brasiliense 49006 38 0.992450 Schmidtea mediterranea 8977 54 0.991227

Sterreria sp. 4552 8 0.996956 Stomolophus meleagris 27815 82 0.991135

Strigamia maritima 15008 85 0.995251 Strongylocentrotus

purpuratus 22709 96 0.991924

Sycon ciliatum 50731 98 0.979833 Taenia pisiformis 26627 56 0.991227

Terebratalia transversa 18280 97 0.991847 Trichoplax adhaerens 11520 96 0.956911

Xenoturbella bocki 15427 98 0.996956

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Supplementary Table 3. Leaf stability indices for Philippe et al. (2011) EST data matrix, sorted lowest to highest.

Taxon Leaf Stability Taxon Leaf Stability Xenoturbella 0.796541 Cerebratulus 0.951684

Nemertoderma 0.870692 Bugula 0.953020

Meara 0.870692 Cristatella 0.953020 Isodiametra 0.888838 Scutigera 0.954323

Convolutriloba 0.888838 Spadella 0.956372 Symsagittifera 0.888838 Flaccisagitta 0.956372

Leucetta 0.930651 Philodina 0.957815 Trichoplax 0.932873 Brachionus 0.957815

Oscarella 0.934565 Capitella 0.960343 Amphimedon 0.935570 Alvinella 0.961516

Suberites 0.935570 Pomatoceros 0.962555 Holothuria 0.936431 Helobdella 0.962779

Strongylocentrotus 0.936431 Tubifex 0.962779 Patiria 0.936431 Macrostomum 0.964320

Saccoglossus 0.936970 Paraplanocera 0.964320 Ptychodera 0.936970 Anoplodactylus 0.964501

Acropora 0.937834 Euprymna 0.964588 Anemonia 0.937834 Crassostrea 0.964588

Nematostella 0.937834 Mytilus 0.964588 Cyanea 0.937834 Lottia 0.964588

Hydra 0.937834 Aplysia 0.964588 Hydractinia 0.937834 Ixodes 0.965631

Branchiostoma 0.946252 Acanthoscurria 0.965631 Molgula 0.946252 Pedicellina 0.966042

Halocynthia 0.946252 Symbion 0.966042 Ciona 0.946252 Daphnia 0.967906

Xenopus 0.946252 Litopenaeus 0.967962 Gallus 0.946252 Onychiurus 0.968353

Danio 0.946252 Gryllus 0.968382 Leucoraja 0.946252 Rhodnius 0.968382

Petromyzon 0.946252 Priapulus 0.971787 Eptatretus 0.946252 Echinoderes 0.971787

Carinoma 0.951684 Euperipatoides 0.971787

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Supplementary Figure 1. Maximum likelihood topology based on the primary 212-gene matrix with Xenoturbella bocki removed. The most likely tree sampled in RAxML using the LG+I+ Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 43510 AAs, and overall matrix completeness is 69 percent.

0.2

Megadasys sp.

Adineta ricciae

Agalma elegans

Hemithiris psittacea

Salpingoeca rosetta

Leptochiton rugatus

Ascoparia sp.

Barentsia gracilis

Prostheceraeus vittatus

Cephalodiscus gracilis

Trichoplax adhaerens

Gallus gallus

Amphimedon queenslandica

Ixodes scapularis

Daphnia pulex

Lineus longissimus

Leptosynapta clarki

Eumecynostomum macrobursalium

Drosophila melanogaster

Diopisthoporus gymnopharyngeus

Homo sapiens

Schistosoma mansoni

Branchiostoma floridae

Crassostrea gigas

Eunicella cavolinii

Halicryptus spinulosus

Helobdella robusta

Pleurobrachia bachei

Taenia pisiformes

Stomolophus meleagris

Oscarella carmelaEuplokamis dunlapae

Saccoglossus mereschkowskii

Astrotomma agassizi

Meara stichopi

Macrostomum lignano

Acropora digitifera

Sterreria sp.

Phoronis psammophila

Peripatopsis capensis

Lottia gigantea

Nemertoderma westbladi

Sycon ciliatum

Labidiaster annulatus

Pomatoceros lamarckii

Brachionus calyciflorus

Petromyzon marinus

Terebratalia transversa

Adineta vaga

Botryllus schlosseri

Schmidtea mediterranea

Cliona varians

Strongylocentrotus purpuratus

Hofstenia miamiaConvolutriloba macropyga

Aphrocallistes vastus

Ptychodera bahamensis

Monosiga brevicollis

Diopisthoporus longitubus

Lepidodermella squamata

Schizocardium c.f. braziliense

Novocrania anomala

Dumetocrinus sp.

Strigamia maritima

Macrodasys sp.

Craspedacusta sowerby

Leucosolenia complicata

Membranipora membranacea

Ciona intestinalis

Mnemiopsis leidyi

Priapulus caudatus

Capitella teleta

Nematostella vectensis

Childia submaculatum

Isodiametra pulchra

Cephalothrix hongkongiensis

Loxosoma pectinaricola

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Supplementary Figure 2a. Maximum likelihood topology based on the primary 212-gene matrix with Acoela excluded. The most likely tree sampled in RAxML using the LG+I+ Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 43451 AAs, and overall matrix completeness is 69 percent.

0.2

Cephalodiscus gracilis

Taenia pisiformes

Strongylocentrotus purpuratus

Novocrania anomala

Ascoparia sp.

Helobdella robusta

Pleurobrachia bachei

Euplokamis dunlapae

Ixodes scapularis

Phoronis psammophila

Labidiaster annulatus

Stomolophus meleagrisAgalma elegans

Brachionus calyciflorus

Lineus longissimus

Botryllus schlosseri

Halicryptus spinulosus

Sterreria sp.

Pomatoceros lamarckii

Homo sapiens

Peripatopsis capensis

Craspedacusta sowerby

Mnemiopsis leidyi

Hemithiris psittacea

Macrodasys sp.

Monosiga brevicollis

Leptochiton rugatus

Loxosoma pectinaricolaBarentsia gracilis

Oscarella carmela

Megadasys sp.

Astrotomma agassizi

Petromyzon marinus

Cliona varians

Meara stichopi

Schistosoma mansoni

Lottia gigantea

Saccoglossus mereschkowskii

Crassostrea gigas

Aphrocallistes vastus

Branchiostoma floridae

Adineta vaga

Trichoplax adhaerens

Acropora digitifera

Xenoturbella bocki

Sycon ciliatumLeucosolenia complicata

Ciona intestinalis

Daphnia pulex

Nematostella vectensis

Nemertoderma westbladi

Priapulus caudatus

Macrostomum lignano

Capitella teleta

Lepidodermella squamata

Membranipora membranacea

Drosophila melanogaster

Strigamia maritima

Ptychodera bahamensis

Prostheceraeus vittatusSchmidtea mediterranea

Gallus gallus

Cephalothrix hongkongiensis

Terebratalia transversa

Adineta ricciae

Amphimedon queenslandica

Dumetocrinus sp.

Leptosynapta clarki

Salpingoeca rosetta

Eunicella cavolinii

Schizocardium c.f. braziliense

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Supplementary Figure 2b. Bayesian inference tree based on the primary 212-gene matrix with Acoela excluded. Results are shown from MrBayes analyses of four independent Metropolis-coupled chains run for four million generations, with sampling every 500 generations. Amino acid data were back-translated to nucleotides and analysed under an independent substitution model.

0.1

Lottia gigantea

Adineta vaga

Nemertoderma westbladi

Barentsia gracilis

Saccoglossus mereschkowskii

Peripatopsis capensis

Acropora digitifera

Cephalodiscus gracilis

Nematostella vectensis

Daphnia pulex

Crassostrea gigas

Pomatoceros lamarckii

Sterreria sp.

Eunicella cavolinii

Taenia pisiformes

Halicryptus spinulosus

Cephalothrix hongkongiensis

Craspedacusta sowerby

Oscarella carmela

Ciona intestinalis

Trichoplax adhaerens

Phoronis psammophila

Cliona varians

Strigamia maritima

Pleurobrachia bachei

Meara stichopi

Botryllus schlosseri

Leptosynapta clarki

Prostheceraeus vittatus

Aphrocallistes vastus

Stomolophus meleagris

Capitella telata

Dumetocrinus sp.

Agalma elegans

Adineta ricciae

Mnemiopsis leidyi

Monosiga brevicollis

Euplokamis dunlapae

Homo sapiens

Schistosoma mansoni

Branchiostoma floridae

Megadasys sp.

Brachionus calyciflorus

Ascoparia sp.

Ixodes scapularis

Loxosoma pectinaricola

Priapulus caudatus

Gallus gallus

Amphimedon queenslandica

Ptychodera bahamensis

Hemithiris psittacea

Salpingoeca rosetta

Strongylocentrotus purpuratus

Leucosolenia complicata

Leptochiton rugatus

Lineus longissimus

Schizocardium c.f. brasiliense

Terebratalia transversa

Petromyzon marinus

Macrodasys sp.

Lepidodermella squamata

Drosophila melanogaster

Helobdella robusta

Xenoturbella bocki

Macrostomum lignano

Sycon ciliatum

Astrotomma agassizi

Membranipora membranacea

Novocrania anomala

Labidiaster annulatus

1

1

1

1

1

1

1

1

1

1

0.95

1

1

11

1

1

0.65

1

1

1

1

0.94

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

11

1

1

1

0.65

1

1

1

1

1

0.95

1

1

1

1

1

1

1

1

0.94

0.89

1

1

1

1

1

1

1

1

Schmidtea mediterranea

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Supplementary Figure 3. Maximum likelihood topology based on the primary 212-gene matrix with Nemertodermatida excluded. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 45054 AAs, and overall matrix completeness is 70 percent.

0.2

Agalma elegans

Xenoturbella bocki

Schistosoma mansoni

Lottia gigantea

Oscarella carmela

Salpingoeca rosetta

Hemithiris psittacea

Isodiametra pulchra

Schizocardium c.f. braziliense

Diopisthoporus gymnopharyngeus

Taenia pisiformes

Petromyzon marinus

Lineus longissimus

Helobdella robusta

Lepidodermella squamata

Phoronis psammophila

Peripatopsis capensis

Macrostomum lignano

Astrotomma agassizi

Daphnia pulex

Novocrania anomala

Barentsia gracilis

Strongylocentrotus purpuratus

Childia submaculatum

Adineta ricciae

Brachionus calyciflorus

Cephalodiscus gracilis

Strigamia maritima

Nematostella vectensis

Ptychodera bahamensis

Leptosynapta clarki

Saccoglossus mereschkowskii

Craspedacusta sowerby

Macrodasys sp.

Crassostrea gigas

Convolutriloba macropyga

Terebratalia transversa

Amphimedon queenslandica

Homo sapiens

Acropora digitifera

Drosophila melanogaster

Gallus gallus

Euplokamis dunlapae

Halicryptus spinulosus

Capitella teleta

Monosiga brevicollis

Pomatoceros lamarckii

Eunicella cavolinii

Ixodes scapularis

Eumecynostomum macrobursalium

Hofstenia miamia

Leptochiton rugatus

Cliona varians

Labidiaster annulatus

Trichoplax adhaerens

Dumetocrinus sp.

Cephalothrix hongkongiensis

Pleurobrachia bachei

Adineta vaga

Ciona intestinalis

Branchiostoma floridae

Leucosolenia complicata

Prostheceraeus vittatus

Stomolophus meleagris

Diopisthoporus longitubus

Priapulus caudatus

Botryllus schlosseri

Schmidtea mediterranea

Megadasys sp.

Aphrocallistes vastus

Mnemiopsis leidyi

Membranipora membranacea

Sycon ciliatum

Loxosoma pectinaricola

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51

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64

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100

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Supplementary Figure 4. Maximum likelihood topology based on the primary 212-gene matrix with Ctenophora excluded. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 47011 AAs, and overall matrix completeness is 70 percent.

0.2

Lepidodermella squamata

Membranipora membranacea

Diopisthoporus gymnopharyngeus

Cephalodiscus gracilis

Meara stichopi

Priapulus caudatus

Hemithiris psittacea

Xenoturbella bocki

Astrotomma agassizi

Leucosolenia complicataAphrocallistes vastus

Branchiostoma floridae

Nematostella vectensis

Schmidtea mediterranea

Brachionus calyciflorus

Oscarella carmela

Terebratalia transversa

Lineus longissimus

Leptosynapta clarki

Trichoplax adhaerens

Petromyzon marinus

Monosiga brevicollis

Pomatoceros lamarckii

Drosophila melanogaster

Salpingoeca rosetta

Ascoparia sp.

Crassostrea gigas

Isodiametra pulchra

Agalma elegans

Ixodes scapularis

Prostheceraeus vittatusMacrodasys sp.

Eunicella cavolinii

Novocrania anomala

Lottia gigantea

Labidiaster annulatus

Sterreria sp.

Halicryptus spinulosus

Botryllus schlosseri

Stomolophus meleagris

Adineta ricciae

Schistosoma mansoni

Childia submaculatum

Helobdella robusta

Saccoglossus mereschkowskii

Loxosoma pectinaricola

Strigamia maritima

Homo sapiens

Convolutriloba macropyga

Macrostomum lignano

Eumecynostomum macrobursalium

Peripatopsis capensis

Barentsia gracilis

Strongylocentrotus purpuratus

Cephalothrix hongkongiensis

Capitella teleta

Amphimedon queenslandica

Taenia pisiformes

Diopisthoporus longitubus

Gallus gallus

Schizocardium c.f. braziliensePtychodera bahamensis

Dumetocrinus sp.

Acropora digitifera

Nemertoderma westbladi

Phoronis psammophila

Cliona varians

Adineta vaga

Daphnia pulex

Ciona intestinalis

Hofstenia miamia

Craspedacusta sowerby

Leptochiton rugatus

Sycon ciliatum

Megadasys sp.

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55

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10099

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100

100

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100

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59

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Supplementary Figure 5. Maximum likelihood topology based on the primary 212-gene matrix with Cnidaria excluded. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 44990 AAs, and overall matrix completeness is 69 percent.

0.2

Astrotomma agassizi

Daphnia pulex

Oscarella carmela

Drosophila melanogaster

Adineta ricciae

Capitella teleta

Hemithiris psittacea

Amphimedon queenslandica

Schmidtea mediterranea

Euplokamis dunlapae

Strigamia maritima

Sycon ciliatum

Megadasys sp.

Pleurobrachia bachei

Sterreria sp.

Loxosoma pectinaricola

Isodiametra pulchra

Saccoglossus mereschkowskii

Lepidodermella squamata

Lineus longissimus

Trichoplax adhaerens

Branchiostoma floridae

Ixodes scapularis

Membranipora membranacea

Crassostrea gigas

Brachionus calyciflorus

Childia submaculatum

Adineta vaga

Ciona intestinalisBotryllus schlosseri

Convolutriloba macropyga

Labidiaster annulatus

Taenia pisiformes

Gallus gallus

Aphrocallistes vastus

Strongylocentrotus purpuratus

Schistosoma mansoni

Nemertoderma westbladi

Priapulus caudatus

Petromyzon marinus

Ascoparia sp.

Novocrania anomala

Eumecynostomum macrobursalium

Helobdella robusta

Hofstenia miamia

Phoronis psammophila

Lottia gigantea

Cephalodiscus gracilis

Ptychodera bahamensis

Diopisthoporus longitubusDiopisthoporus gymnopharyngeus

Macrostomum lignanoMacrodasys sp.

Dumetocrinus sp.

Monosiga brevicollis

Leptosynapta clarki

Salpingoeca rosetta

Xenoturbella bocki

Peripatopsis capensis

Terebratalia transversa

Mnemiopsis leidyi

Meara stichopi

Homo sapiens

Pomatoceros lamarckii

Barentsia gracilis

Schizocardium c.f. braziliense

Prostheceraeus vittatus

Halicryptus spinulosus

Cliona varians

Leptochiton rugatusCephalothrix hongkongiensis

Leucosolenia complicata

100

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67

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56

42

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100

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100

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55

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100

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SUPPLEMENTARY INFORMATIONRESEARCHdoi:10.1038/nature16520

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Supplementary Figure 6. Maximum likelihood topology based on the primary 212-gene matrix with Porifera excluded. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 43829 AAs, and overall matrix completeness is 69 percent.

0.2

Xenoturbella bocki

Botryllus schlosseri

Diopisthoporus gymnopharyngeus

Leptochiton rugatus

Adineta ricciae

Schistosoma mansoni

Strongylocentrotus purpuratus

Craspedacusta sowerby

Childia submaculatum

Terebratalia transversa

Astrotomma agassizi

Loxosoma pectinaricola

Prostheceraeus vittatus

Macrostomum lignano

Diopisthoporus longitubus

Pomatoceros lamarckii

Priapulus caudatus

Crassostrea gigas

Cephalodiscus gracilis

Schizocardium c.f. braziliense

Phoronis psammophila

Branchiostoma floridae

Saccoglossus mereschkowskii

Barentsia gracilis

Ascoparia sp.

Lepidodermella squamata

Ptychodera bahamensis

Stomolophus meleagris

Monosiga brevicollis

Acropora digitifera

Macrodasys sp.

Petromyzon marinus

Agalma elegans

Daphnia pulexHalicryptus spinulosus

Trichoplax adhaerens

Convolutriloba macropyga

Hofstenia miamia

Mnemiopsis leidyi

Dumetocrinus sp.

Pleurobrachia bachei

Taenia pisiformes

Lottia gigantea

Membranipora membranacea

Nematostella vectensis

Labidiaster annulatus

Ciona intestinalis

Drosophila melanogaster

Novocrania anomala

Capitella teleta

Megadasys sp.

Ixodes scapularis

Euplokamis dunlapae

Sterreria sp.

Gallus gallus

Lineus longissimus

Eunicella cavolinii

Brachionus calyciflorus

Peripatopsis capensis

Eumecynostomum macrobursalium

Schmidtea mediterranea

Salpingoeca rosetta

Cephalothrix hongkongiensis

Meara stichopi

Leptosynapta clarki

Adineta vaga

Homo sapiens

Isodiametra pulchra

Nemertoderma westbladi

Helobdella robusta

Hemithiris psittacea

Strigamia maritima

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100

100

100

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SUPPLEMENTARY INFORMATIONRESEARCHdoi:10.1038/nature16520

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Supplementary Figure 7. Maximum likelihood topology based on the primary 212-gene matrix with Trichoplax adhaerens excluded. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 43940 AAs, and overall matrix completeness is 69 percent.

0.2

Diopisthoporus gymnopharyngeus

Labidiaster annulatus

Botryllus schlosseri

Ixodes scapularis

Taenia pisiformes

Convolutriloba macropyga

Leucosolenia complicata

Meara stichopi

Barentsia gracilis

Salpingoeca rosetta

Ptychodera bahamensis

Loxosoma pectinaricolaBrachionus calyciflorus

Terebratalia transversa

Saccoglossus mereschkowskii

Pomatoceros lamarckii

Crassostrea gigas

Pleurobrachia bachei

Novocrania anomala

Gallus gallus

Peripatopsis capensis

Schizocardium c.f. braziliense

Lottia gigantea

Agalma elegans

Ascoparia sp.

Ciona intestinalis

Acropora digitifera

Xenoturbella bocki

Branchiostoma floridae

Craspedacusta sowerby

Helobdella robusta

Amphimedon queenslandica

Dumetocrinus sp.

Daphnia pulex

Strigamia maritima

Priapulus caudatus

Macrostomum lignano

Sterreria sp.

Astrotomma agassizi

Macrodasys sp.

Prostheceraeus vittatus

Childia submaculatum

Schistosoma mansoni

Diopisthoporus longitubus

Monosiga brevicollis

Eunicella cavolinii

Isodiametra pulchra

Drosophila melanogaster

Eumecynostomum macrobursalium

Schmidtea mediterranea

Phoronis psammophila

Adineta vaga

Lepidodermella squamata

Petromyzon marinus

Megadasys sp.

Cephalothrix hongkongiensis

Strongylocentrotus purpuratus

Lineus longissimus

Stomolophus meleagris

Hemithiris psittacea

Cephalodiscus gracilis

Hofstenia miamia

Capitella teleta

Leptochiton rugatus

Euplokamis dunlapae

Nemertoderma westbladi

Mnemiopsis leidyi

Membranipora membranacea

Aphrocallistes vastusOscarella carmela

Leptosynapta clarki

Homo sapiens

Nematostella vectensis

Halicryptus spinulosus

Adineta ricciae

Sycon ciliatum

Cliona varians

100

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SUPPLEMENTARY INFORMATIONRESEARCHdoi:10.1038/nature16520

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Supplementary Figure 8. Maximum likelihood topology based on the primary 212-gene matrix with Ctenophora, Cnidaria and Trichoplax adhaerens removed. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 47115 AAs, and overall matrix completeness is 70 percent.

0.2

Terebratalia transversa

Labidiaster annulatus

Cliona varians

Gallus gallus

Diopisthoporus longitubus

Leptochiton rugatus

Strigamia maritima

Lineus longissimus

Taenia pisiformes

Xenoturbella bocki

Megadasys sp.

Botryllus schlosseri

Barentsia gracilis

Amphimedon queenslandica

Cephalothrix hongkongiensis

Convolutriloba macropyga

Pomatoceros lamarckii

Schmidtea mediterranea

Helobdella robusta

Schizocardium c.f. braziliense

Brachionus calyciflorus

Dumetocrinus sp.

Isodiametra pulchraEumecynostomum macrobursalium

Monosiga brevicollis

Petromyzon marinus

Ascoparia sp.

Drosophila melanogaster

Homo sapiens

Adineta ricciae

Lottia gigantea

Cephalodiscus gracilis

Novocrania anomala

Membranipora membranacea

Daphnia pulex

Branchiostoma floridae

Leucosolenia complicata

Leptosynapta clarki

Nemertoderma westbladi

Macrodasys sp.

Macrostomum lignano

Halicryptus spinulosus

Oscarella carmela

Saccoglossus mereschkowskii

Adineta vaga

Crassostrea gigas

Astrotomma agassizi

Meara stichopi

Diopisthoporus gymnopharyngeus

Childia submaculatum

Hofstenia miamia

Hemithiris psittacea

Loxosoma pectinaricola

Ixodes scapularis

Priapulus caudatus

Ptychodera bahamensis

Strongylocentrotus purpuratus

Peripatopsis capensis

Prostheceraeus vittatus

Ciona intestinalis

Sycon ciliatum

Lepidodermella squamata

Salpingoeca rosetta

Sterreria sp.

Aphrocallistes vastus

Phoronis psammophila

Capitella teleta

Schistosoma mansoni100

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9359

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SUPPLEMENTARY INFORMATIONRESEARCHdoi:10.1038/nature16520

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Supplementary Figure 9. Maximum likelihood topology based on the primary 212-gene matrix with non-metazoan outgroups removed. Tree is rooted on Ctenophora. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 43764 AAs, and overall matrix completeness is 69 percent.

0.2

Stomolophus meleagris

Crassostrea gigas

Ciona intestinalis

Cephalothrix hongkongiensis

Gallus gallus

Acropora digitifera

Schizocardium c.f. brazilienseSaccoglossus mereschkowskii

Sycon ciliatum

Astrotomma agassizi

Megadasys sp.

Agalma elegans

Botryllus schlosseri

Aphrocallistes vastus

Petromyzon marinus

Peripatopsis capensis

Novocrania anomala

Cliona varians

Labidiaster annulatus

Leucosolenia complicata

Homo sapiens

Strongylocentrotus purpuratus

Adineta ricciae

Schmidtea mediterranea

Halicryptus spinulosus

Branchiostoma floridae

Membranipora membranacea

Craspedacusta sowerby

Drosophila melanogasterDaphnia pulex

Diopisthoporus gymnopharyngeus

Strigamia maritima

Dumetocrinus sp.

Pomatoceros lamarckii

Leptochiton rugatus

Phoronis psammophila

Xenoturbella bocki

Oscarella carmela

Nematostella vectensis

Loxosoma pectinaricola

Ixodes scapularis

Eunicella cavolinii

Mnemiopsis leidyi

Capitella teleta

Ptychodera bahamensis

Trichoplax adhaerens

Terebratalia transversa

Nemertoderma westbladi

Taenia pisiformes

Diopisthoporus longitubus

Amphimedon queenslandica

Prostheceraeus vittatus

Convolutriloba macropyga

Macrostomum lignano

Schistosoma mansoni

Sterreria sp.

Leptosynapta clarki

Brachionus calyciflorus

Lineus longissimus

Euplokamis dunlapae

Lottia gigantea

Helobdella robusta

Eumecynostomum macrobursalium

Barentsia gracilis

Pleurobrachia bachei

Hofstenia miamiaChildia submaculatum

Lepidodermella squamata

Isodiametra pulchra

Ascoparia sp.

Meara stichopi

Adineta vaga

Cephalodiscus gracilis

Macrodasys sp.

Priapulus caudatus

Hemithiris psittacea

100

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100

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100

43

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SUPPLEMENTARY INFORMATIONRESEARCHdoi:10.1038/nature16520

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Supplementary Figure 10. Maximum likelihood topology based on the primary 212-gene matrix with taxon sampling for Deuterostomia reduced. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 46101 AAs, and overall matrix completeness is 71 percent.

0.2

Oscarella carmela

Daphnia pulex

Strongylocentrotus purpuratus

Ptychodera bahamensis

Schmidtea mediterranea

Meara stichopi

Lineus longissimusCephalothrix hongkongiensis

Drosophila melanogaster

Eunicella cavolinii

Monosiga brevicollis

Ascoparia sp.

Prostheceraeus vittatus

Salpingoeca rosetta

Botryllus schlosseriCiona intestinalis

Acropora digitifera

Petromyzon marinus

Eumecynostomum macrobursalium

Sycon ciliatum

Branchiostoma floridae

Crassostrea gigas

Phoronis psammophila

Agalma elegans

Mnemiopsis leidyiPleurobrachia bachei

Sterreria sp.

Diopisthoporus gymnopharyngeus

Helobdella robustaIxodes scapularis

Adineta ricciae

Hofstenia miamia

Pomatoceros lamarckii

Xenoturbella bocki

Halicryptus spinulosus

Nematostella vectensis

Macrodasys sp.

Capitella teleta

Lottia gigantea

Leucosolenia complicata

Barentsia gracilis

Lepidodermella squamata

Taenia pisiformes

Brachionus calyciflorus

Novocrania anomala

Leptochiton rugatus

Diopisthoporus longitubus

Stomolophus meleagris

Nemertoderma westbladi

Labidiaster annulatus

Schistosoma mansoni

Saccoglossus mereschkowskii

Convolutriloba macropyga

Hemithiris psittacea

Priapulus caudatus

Megadasys sp.

Loxosoma pectinaricolaMembranipora membranacea

Terebratalia transversa

Childia submaculatum

Amphimedon queenslandica

Craspedacusta sowerby

Gallus gallus

Adineta vaga

Strigamia maritima

Homo sapiens

Leptosynapta clarki

Trichoplax adhaerens

Isodiametra pulchra

Cliona varians

Macrostomum lignano

Aphrocallistes vastusEuplokamis dunlapae

Peripatopsis capensis

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Supplementary Figure 11. Bayesian inference topology of metazoan relationships inferred from 212 genes under the GTR+ Γ model. Filled circles indicate posterior probabilities of 1.0. Shown is the majority rule consensus tree of three independent chains of >14,000 cycles each and burnin of 4,000 cycles. Convergence of the three chains was indicated by a “maxdiff” value of 0.07.

0.2

Adineta ricciae

Botryllus schlosseri

Astrotomma agassizi

Euplokamis dunlapae

Nematostella vectensis

Lottia gigantea

Strongylocentrotus purpuratus

Barentsia gracilisMegadasys sp.

Halicryptus spinulosus

Mnemiopsis leidyi

Cephalothrix hongkongiensis

Homo sapiens

Diopisthoporus gymnopharyngeus

Terebratalia transversa

Helobdella robusta

Lineus longissimus

Craspedacusta sowerbyAgalma elegans

Crassostrea gigas

Cephalodiscus gracilis

Amphimedon queenslandica

Convolutriloba macropyga

Pomatoceros lamarckii

Prostheceraeus vittatus

Hofstenia miamia

Xenoturbella bocki

Isodiametra pulchra

Loxosoma pectinaricola

Sterreria sp.

Oscarella carmela

Membranipora membranacea

Eumecynostomum macrobursalium

Daphnia pulex

Childia submaculatum

Sycon ciliatum

Saccoglossus mereschkowskii

Gallus gallus

Capitella teleta

Labidiaster annulatus

Drosophila melanogaster

Monosiga brevicollis

Leptosynapta clarki

Cliona varians

Nemertoderma westbladi

Phoronis psammophila

Peripatopsis capensis

Ptychodera bahamensis

Leucosolenia complicata

Macrostomum lignano

Macrodasys sp.

Petromyzon marinus

Pleurobrachia bachei

Schizocardium brazilienseBranchiostoma floridae

Lepidodermella squamata

Dumetocrinus sp.

Stomolophus meleagris

Ciona intestinalis

Hemithiris psittacea

Leptochiton rugatus

Adineta vagaBrachionus calyciflorus

Acropora digitifera

Taenia pisiformes

Novocrania anomala

Eunicella cavolinii

Trichoplax adhaerens

Meara stichopi

Strigamia maritimaIxodes scapularis

Ascoparia sp.

Schistosoma mansoni

Salpingoeca rosetta

Aphrocallistes vastus

Diopisthoporus longitubus

Priapulus caudatus

Schmidtea mediterranea

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Supplementary Figure 12. Maximum likelihood topology based on the primary 212-gene matrix with only the 52 taxa with >80% gene occupancy. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 43868 AAs, and overall matrix completeness is 16 percent.

0.2

Drosophila melanogaster

Trichoplax adhaerens

Lottia gigantea

Stomolophus meleagris

Amphimedon queenslandica

Macrostomum lignano

Strigamia maritima

Adineta vaga

Schistosoma mansoni

Ptychodera bahamensis

Halicryptus spinulosus

Leptochiton rugatus

Ciona intestinalis

Nemertoderma westbladi

Convolutriloba macropygaIsodiametra pulchra

Childia submaculatum

Brachionus calyciflorus

Dumetocrinus sp.

Nematostella vectensis

Crassostrea gigas

Membranipora membranacea

Monosiga brevicollis

Daphnia pulex

Lepidodermella squamata

Terebratalia transversa

Hofstenia miamia

Saccoglossus mereschkowskii

Branchiostoma floridae

Leucosolenia complicataAphrocallistes vastus

Novocrania anomala

Prostheceraeus vittatus

Priapulus caudatus

Hemithiris psittacea

Capitella teleta

Gallus gallus

Agalma elegans

Diopisthoporus longitubus

Lineus longissimus

Homo sapiens

Ixodes scapularis

Xenoturbella bocki

Salpingoeca rosetta

Meara stichopi

Oscarella carmela

Craspedacusta sowerby

Sycon ciliatum

Helobdella robusta

Phoronis psammophila

Strongylocentrotus purpuratus

Cliona varians

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Supplementary Figure 13. Maximum likelihood topology based on the primary 212-gene matrix with only the 40 taxa with >90% gene occupancy. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 42840 AAs, and overall matrix completeness is 11 percent.

0.2

Childia submaculatum

Schistosoma mansoni

Amphimedon queenslandica

Homo sapiens

Prostheceraeus vittatus

Sycon ciliatum

Priapulus caudatus

Craspedacusta sowerby

Oscarella carmela

Hemithiris psittacea

Lepidodermella squamata

Lineus longissimus

Convolutriloba macropyga

Agalma elegans

Phoronis psammophila

Membranipora membranacea

Adineta vaga

Aphrocallistes vastus

Hofstenia miamia

Strongylocentrotus purpuratus

Leucosolenia complicata

Novocrania anomala

Nematostella vectensis

Nemertoderma westbladi

Macrostomum lignano

Trichoplax adhaerens

Xenoturbella bocki

Capitella teleta

Branchiostoma floridae

Ciona intestinalis

Terebratalia transversa

Brachionus calyciflorus

Helobdella robusta

Daphnia pulex

Lottia gigantea

Saccoglossus mereschkowskii

Drosophila melanogaster

Meara stichopi

Halicryptus spinulosus

Isodiametra pulchra

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Supplementary Figure 14. Maximum likelihood topology based on the primary 212-gene matrix with taxa with LB scores (calculated using TreSpex) over 13 excluded. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 43247 AAs, and overall matrix completeness is 70 percent.

0.2

Diopisthoporus gymnopharyngeus

Eunicella cavolinii

Drosophila melanogaster

Labidiaster annulatus

Nematostella vectensis

Macrodasys sp.Megadasys sp.

Ixodes scapularis

Petromyzon marinus

Membranipora membranacea

Cephalothrix hongkongiensis

Sycon ciliatum

Branchiostoma floridae

Homo sapiens

Brachionus calyciflorus

Loxosoma pectinaricola

Amphimedon queenslandicaMonosiga brevicollis

Pomatoceros lamarckii

Strigamia maritima

Gallus gallus

Novocrania anomala

Lottia gigantea

Ciona intestinalis

Capitella teletaHelobdella robusta

Saccoglossus mereschkowskii

Peripatopsis capensis

Barentsia gracilis

Cephalodiscus gracilis

Botryllus schlosseri

Daphnia pulex

Ptychodera bahamensis

Terebratalia transversa

Halicryptus spinulosus

Cliona varians

Meara stichopi

Leptosynapta clarki

Craspedacusta sowerby

Strongylocentrotus purpuratus

Hemithiris psittacea

Oscarella carmela

Stomolophus meleagrisTrichoplax adhaerens

Salpingoeca rosetta

Prostheceraeus vittatus

Leptochiton rugatus

Priapulus caudatus

Lineus longissimus

Xenoturbella bocki

Crassostrea gigas

Nemertoderma westbladi

Schizocardium c.f. braziliense

Phoronis psammophila

Leucosolenia complicata

Acropora digitifera

Astrotomma agassizi

Dumetocrinus sp.

Agalma elegans

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Supplementary Figure 15. Maximum likelihood topology based on the primary 212-gene matrix with taxa with LB scores (calculated using TreSpex) over 30 excluded. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 44260 AAs, and overall matrix completeness is 70 percent.

0.2

Pomatoceros lamarckii

Astrotomma agassizi

Leptochiton rugatus

Amphimedon queenslandica

Homo sapiens

Leucosolenia complicata

Ptychodera bahamensis

Adineta ricciae

Xenoturbella bocki

Euplokamis dunlapae

Megadasys sp.

Strongylocentrotus purpuratus

Oscarella carmela

Cliona varians

Daphnia pulex

Sterreria sp.

Novocrania anomala

Adineta vaga

Salpingoeca rosetta

Nematostella vectensis

Craspedacusta sowerby

Monosiga brevicollis

Stomolophus meleagris

Isodiametra pulchra

Strigamia maritima

Capitella teleta

Agalma elegans

Lepidodermella squamataLoxosoma pectinaricola

Cephalothrix hongkongiensis

Brachionus calyciflorus

Schizocardium c.f. braziliense

Eumecynostomum macrobursalium

Prostheceraeus vittatus

Priapulus caudatus

Helobdella robusta

Dumetocrinus sp.

Botryllus schlosseri

Ixodes scapularis

Hemithiris psittacea

Cephalodiscus gracilis

Diopisthoporus longitubus

Crassostrea gigas

Macrostomum lignano

Acropora digitifera

Meara stichopiPeripatopsis capensis

Halicryptus spinulosus

Hofstenia miamia

Barentsia gracilis

Lottia giganteaLabidiaster annulatus

Mnemiopsis leidyi

Eunicella cavolinii

Trichoplax adhaerens

Terebratalia transversa

Branchiostoma floridae

Leptosynapta clarki

Phoronis psammophila

Ciona intestinalis

Drosophila melanogaster

Saccoglossus mereschkowskii

Gallus gallus

Petromyzon marinus

Sycon ciliatum

Lineus longissimus

Aphrocallistes vastus

Diopisthoporus gymnopharyngeus

Membranipora membranacea

Convolutriloba macropyga

Macrodasys sp.

Nemertoderma westbladiAscoparia sp.

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Supplementary Figure 16. Maximum likelihood topology of the 106-genes with the best LB scores as calculated by TreSpeX. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 22295 AAs, and overall matrix completeness is 71 percent.

0.2

Branchiostoma floridae

Stomolophus meleagris

Euplokamis dunlapae

Trichoplax adhaerens

Oscarella carmela

Macrodasys sp.

Lepidodermella squamata

Isodiametra pulchra

Homo sapiens

Leucosolenia complicata

Pleurobrachia bachei

Halicryptus spinulosus

Adineta ricciae

Leptochiton rugatus

Crassostrea gigas

Ixodes scapularis

Lottia gigantea

Gallus gallus

Diopisthoporus gymnopharyngeus

Taenia pisiformes

Leptosynapta clarki

Nemertoderma westbladi

Sycon ciliatum

Sterreria sp.

Acropora digitifera

Hemithiris psittacea

Megadasys sp.

Diopisthoporus longitubus

Novocrania anomala

Childia submaculatum

Nematostella vectensis

Mnemiopsis leidyi

Adineta vaga

Cephalodiscus gracilis

Craspedacusta sowerby

Eumecynostomum macrobursalium

Meara stichopi

Loxosoma pectinaricola

Agalma elegans

Cliona varians

Macrostomum lignano

Ascoparia sp.

Convolutriloba macropyga

Aphrocallistes vastus

Monosiga brevicollis

Daphnia pulexDrosophila melanogaster

Terebratalia transversa

Petromyzon marinusDumetocrinus sp.

Saccoglossus mereschkowskii

Prostheceraeus vittatus

Strongylocentrotus purpuratus

Botryllus schlosseri

Helobdella robusta

Eunicella cavolinii

Ptychodera bahamensis

Xenoturbella bocki

Astrotomma agassizi

Peripatopsis capensis

Labidiaster annulatus

Lineus longissimus

Priapulus caudatus

Phoronis psammophila

Schmidtea mediterranea

Capitella teleta

Salpingoeca rosetta

Strigamia maritima

Schistosoma mansoni

Hofstenia miamia

Brachionus calyciflorus

Ciona intestinalis

Schizocardium c.f. braziliense

Amphimedon queenslandica

Membranipora membranacea

Cephalothrix hongkongiensis

Pomatoceros lamarckii

Barentsia gracilis100

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Supplementary Figure 17. Maximum likelihood topology of the 106-genes with the worst LB scores as calculated by TreSpeX The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 22601 AAs, and overall matrix completeness is 68 percent.

0.2

Eunicella cavolinii

Mnemiopsis leidyi

Ixodes scapularis

Ptychodera bahamensis

Nematostella vectensis

Macrodasys sp.

Ciona intestinalis

Helobdella robusta

Adineta vaga

Acropora digitifera

Gallus gallus

Macrostomum lignano

Loxosoma pectinaricola

Dumetocrinus sp.

Cephalothrix hongkongiensis

Amphimedon queenslandica

Barentsia gracilis

Meara stichopi

Phoronis psammophila

Membranipora membranacea

Hofstenia miamia

Lineus longissimus

Diopisthoporus gymnopharyngeus

Pomatoceros lamarckii

Sycon ciliatum

Oscarella carmela

Diopisthoporus longitubus

Cephalodiscus gracilis

Drosophila melanogaster

Crassostrea gigas

Terebratalia transversa

Branchiostoma floridae

Schistosoma mansoniSchmidtea mediterranea

Agalma elegans

Astrotomma agassizi

Prostheceraeus vittatus

Leptosynapta clarki

Capitella teleta

Xenoturbella bocki

Peripatopsis capensis

Novocrania anomala

Botryllus schlosseri

Strigamia maritima

Lepidodermella squamata

Trichoplax adhaerens

Childia submaculatum

Adineta ricciae

Homo sapiens

Petromyzon marinus

Stomolophus meleagris

Lottia gigantea

Nemertoderma westbladi

Halicryptus spinulosus

Megadasys sp.

Schizocardium c.f. braziliense

Aphrocallistes vastus

Brachionus calyciflorus

Taenia pisiformes

Strongylocentrotus purpuratus

Eumecynostomum macrobursalium

Ascoparia sp.

Priapulus caudatus

Labidiaster annulatus

Monosiga brevicollis

Sterreria sp.

Saccoglossus mereschkowskii

Daphnia pulex

Hemithiris psittacea

Leptochiton rugatus

Cliona varians

Leucosolenia complicata

Convolutriloba macropygaIsodiametra pulchra

Craspedacusta sowerby

Salpingoeca rosettaPleurobrachia bachei

Euplokamis dunlapae

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Supplementary Figure 18. Maximum likelihood topology of the 106 least saturated genes as calculated by TreSpeX The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 23414 AAs, and overall matrix completeness is 71 percent.

0.2

Macrodasys sp.

Eumecynostomum macrobursaliumIsodiametra pulchra

Euplokamis dunlapae

Leucosolenia complicata

Mnemiopsis leidyi

Terebratalia transversa

Ixodes scapularis

Megadasys sp.

Daphnia pulex

Meara stichopi

Petromyzon marinus

Schmidtea mediterranea

Priapulus caudatus

Ascoparia sp.

Barentsia gracilis

Crassostrea gigas

Sycon ciliatum

Nematostella vectensis

Eunicella cavolinii

Childia submaculatumConvolutriloba macropyga

Saccoglossus mereschkowskii

Botryllus schlosseri

Ptychodera bahamensis

Novocrania anomala

Labidiaster annulatus

Strigamia maritima

Capitella teleta

Pleurobrachia bachei

Drosophila melanogaster

Leptochiton rugatus

Cephalodiscus gracilis

Hemithiris psittacea

Membranipora membranacea

Oscarella carmela

Pomatoceros lamarckii

Cliona varians

Brachionus calyciflorus

Peripatopsis capensis

Adineta vaga

Schizocardium c.f. braziliense

Diopisthoporus longitubusDiopisthoporus gymnopharyngeus

Sterreria sp.

Lottia gigantea

Lepidodermella squamataMacrostomum lignano

Homo sapiensBranchiostoma floridae

Agalma elegans

Cephalothrix hongkongiensis

Schistosoma mansoni

Trichoplax adhaerens

Amphimedon queenslandica

Dumetocrinus sp.

Salpingoeca rosetta

Adineta ricciae

Gallus gallus

Craspedacusta sowerby

Aphrocallistes vastus

Xenoturbella bocki

Acropora digitifera

Lineus longissimus

Monosiga brevicollis

Loxosoma pectinaricola

Ciona intestinalis

Halicryptus spinulosus

Phoronis psammophila

Nemertoderma westbladi

Hofstenia miamia

Helobdella robusta

Prostheceraeus vittatus

Leptosynapta clarki

Astrotomma agassizi

Taenia pisiformes

Stomolophus meleagris

Strongylocentrotus purpuratus

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Supplementary Figure 19. Maximum likelihood topology of the 106 most saturated genes as calculated by TreSpeX. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 21482 AAs, and overall matrix completeness is 66 percent.

0.2

Helobdella robusta

Priapulus caudatus

Lepidodermella squamata

Lineus longissimus

Craspedacusta sowerby

Convolutriloba macropyga

Macrostomum lignano

Acropora digitifera

Membranipora membranacea

Eumecynostomum macrobursalium

Nematostella vectensis

Ixodes scapularis

Petromyzon marinus

Nemertoderma westbladi

Crassostrea gigas

Adineta ricciae

Megadasys sp.

Salpingoeca rosetta

Daphnia pulex

Barentsia gracilis

Peripatopsis capensis

Hofstenia miamia

Agalma elegans

Diopisthoporus gymnopharyngeus

Phoronis psammophila

Mnemiopsis leidyiPleurobrachia bachei

Prostheceraeus vittatus

Branchiostoma floridae

Schizocardium c.f. braziliense

Stomolophus meleagris

Loxosoma pectinaricola

Dumetocrinus sp.

Leucosolenia complicata

Oscarella carmela

Isodiametra pulchra

Cephalodiscus gracilis

Sycon ciliatum

Amphimedon queenslandica

Ascoparia sp.

Hemithiris psittacea

Schmidtea mediterranea

Adineta vaga

Aphrocallistes vastus

Cliona varians

Trichoplax adhaerens

Drosophila melanogaster

Saccoglossus mereschkowskii

Euplokamis dunlapae

Novocrania anomala

Halicryptus spinulosus

Gallus gallus

Astrotomma agassizi

Terebratalia transversa

Ciona intestinalis

Meara stichopi

Labidiaster annulatus

Childia submaculatum

Strongylocentrotus purpuratus

Capitella teleta

Sterreria sp.

Diopisthoporus longitubus

Macrodasys sp.

Leptosynapta clarki

Cephalothrix hongkongiensis

Ptychodera bahamensis

Botryllus schlosseri

Pomatoceros lamarckii

Leptochiton rugatus

Schistosoma mansoni

Eunicella cavolinii

Monosiga brevicollis

Strigamia maritima

Lottia gigantea

Xenoturbella bocki

Brachionus calyciflorus

Homo sapiens

Taenia pisiformes

100

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100 67

88

72

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Supplementary Figure 20. Maximum likelihood topology of 207 non-ribosomal protein coding genes. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 44715 AAs, and overall matrix completeness is 68 percent.

0.2

Ciona intestinalis

Craspedacusta sowerby

Megadasys sp.

Ixodes scapularis

Diopisthoporus longitubus

Branchiostoma floridae

Eunicella cavolinii

Isodiametra pulchra

Euplokamis dunlapae

Helobdella robusta

Pomatoceros lamarckii

Daphnia pulex

Schistosoma mansoni

Cephalodiscus gracilis

Lottia gigantea

Schizocardium braziliense

Trichoplax adhaerens

Priapulus caudatus

Stomolophus meleagris

Membranipora membranacea

Novocrania anomala

Lineus longissimus

Saccoglossus mereschkowskii

Ascoparia sp.

Amphimedon queenslandica

Loxosoma pectinaricola

Hofstenia miamia

Capitella teleta

Nemertoderma westbladi

Lepidodermella squamata

Cephalothrix hongkongiensis

Childia submaculatumConvolutriloba macropyga

Macrodasys sp.

Gallus gallus

Astrotomma agassizi

Salpingoeca rosetta

Prostheceraeus vittatus

Leptosynapta clarki

Acropora digitifera

Dumetocrinus sp.

Leucosolenia complicata

Peripatopsis capensis

Strongylocentrotus purpuratus

Terebratalia transversa

Brachionus calyciflorus

Sterreria sp.Meara stichopi

Botryllus schlosseri

Sycon ciliatum

Hemithiris psittacea

Ptychodera bahamensis

Monosiga brevicollis

Drosophila melanogaster

Phoronis psammophila

Pleurobrachia bachei

Leptochiton rugatus

Macrostomum lignano

Agalma elegans

Adineta vaga

Taenia pisiformes

Xenoturbella bocki

Strigamia maritima

Homo sapiens

Aphrocallistes vastus

Cliona varians

Eumecynostomum macrobursalium

Halicryptus spinulosus

Nematostella vectensis

Adineta ricciae

Schmidtea mediterranea

Mnemiopsis leidyi

Diopisthoporus gymnopharyngeus

Petromyzon marinus

Labidiaster annulatus

Crassostrea gigas

Barentsia gracilis

Oscarella carmela

100

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Supplementary Figure 21. Maximum likelihood topology of 53 ribosomal protein genes. The most likely tree sampled in RAxML using the LG+I+Γ substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 9010 AAs, and overall matrix completeness is 81 percent.

0.2

Mnemiopsis leidyi

Acropora digitifera

Schizocardium c.f. braziliense

Lineus longissimus

Convolutriloba macropyga

Halicryptus spinulosus

Meara stichopi

Prostheceraeus vittatus

Barentsia gracilis

Amphimedon queenslandica

Pomatoceros lamarckii

Crassostrea gigas

Eunicella cavolinii

Sterreria sp.

Labidiaster annulatus

Petromyzon marinus

Adineta vaga

Cliona varians

Schistosoma mansoni

Hofstenia miamia

Childia submaculatum

Oscarella carmela

Brachionus calyciflorus

Saccoglossus mereschkowskii

Peripatopsis capensis

Leptosynapta clarki

Trichoplax adhaerens

Macrostomum lignano

Lottia gigantea

Nematostella vectensis

Branchiostoma floridae

Strigamia maritima

Diopisthoporus gymnopharyngeus

Strongylocentrotus purpuratus

Priapulus caudatus

Gallus gallus

Eumecynostomum macrobursaliumIsodiametra pulchra

Astrotomma agassizi

Taenia pisiformes

Helobdella robusta

Leptochiton rugatus

Ixodes scapularis

Ptychodera bahamensis

Ascoparia sp.

Daphnia pulex

Botryllus schlosseri

Adineta ricciaeMacrodasys sp.

Cephalodiscus gracilis

Membranipora membranacea

Lepidodermella squamata

Euplokamis dunlapae

Homo sapiens

Aphrocallistes vastus

Cephalothrix hongkongiensis

Megadasys sp.

Ciona intestinalis

Monosiga brevicollis

Terebratalia transversa

Salpingoeca rosetta

Loxosoma pectinaricola

Agalma elegans

Pleurobrachia bachei

Dumetocrinus sp.

Xenoturbella bocki

Novocrania anomala

Capitella teleta

Stomolophus meleagris

Nemertoderma westbladi

Phoronis psammophila

Craspedacusta sowerby

Diopisthoporus longitubis

Leucosolenia complicata

Sycon ciliatum

Drosophila melanogaster

Hemithiris psittacea

Schmidtea mediterranea

88

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Supplementary Figure 22. Maximum likelihood topology of BMGE-trimmed data matrix. The most likely tree sampled in RAxML using the LG4X substitution model for each gene is shown with ML bootstrap (bs) support values from 100 replicates indicated at each node. The length of the matrix is 33323 AAs, and overall matrix completeness is 66 percent.

Xenoturbella bockiDiopisthoporus longitubus

Diopisthoporus gymnopharyngeus100

Hofstenia miamia53

Isodiametra pulchraEumecynostomum macrobursalium

Childia submaculatumConvolutriloba macropyga54

100100

100

Meara stichopiNemertoderma westbladi

75

Sterreria sp.94

Ascoparia sp.100

100

100

Priapulus caudatusHalicryptus spinulosus100

Peripatopsis capensisStrigamia maritima

Drosophila melanogasterDaphnia pulex

10071

Ixodes scapularis100

100

100

Crassostrea gigasLottia gigantea100

Leptochiton rugatus100

Hemithiris psittaceaTerebratalia transversa100

Novocrania anomala84

Phoronis psammophila97

Lineus longissimusCephalothrix hongkongiensis

10035

66

Capitella teletaPomatoceros lamarckii95

Helobdella robusta

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Taenia pisiformesSchistosoma mansoni100

Schmidtea mediterranea100

Prostheceraeus vittatus97

Macrostomum lignano100

Lepidodermella squamataMegadasys sp.

Macrodasys sp.10056

47

Brachionus calyciflorusAdineta vaga

Adineta ricciae100100

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Loxosoma pectinaricolaBarentsia gracilis

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Membranipora membranacea98

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Labidiaster annulatusAstrotomma agassizi

Strongylocentrotus purpuratus48

Leptosynapta clarki51

100

Dumetocrinus sp.Cephalodiscus gracilis97

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Saccoglossus mereschkowskiiSchizocardium c.f. braziliense

Ptychodera bahamensis100100

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Homo sapiensGallus gallus

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Petromyzon marinus100

Ciona intestinalisBotryllus schlosseri

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Branchiostoma floridae

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Eunicella cavoliniiAcropora digitifera

Nematostella vectensis100

100

Agalma elegansCraspedacusta sowerby

100

Stomolophus meleagris100

100

Trichoplax adhaerens

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100

Sycon ciliatumLeucosolenia complicata

100

Oscarella carmela87

Amphimedon queenslandicaCliona varians

100

Aphrocallistes vastus100

66

82

Euplokamis dunlapaeMnemiopsis leidyi

Pleurobrachia bachei100100

99

Salpingoeca rosettaMonosiga brevicollis

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