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Please cite this article in press as: M.F. Aly, New occurrence of the brachyuran crab Palaeocarpilius macrochelus (Desmarest, 1822) from the Oligocene of the United Arab Emirates. Annales de Paléontologie (xxxx), https://doi.org/10.1016/j.annpal.2019.102383 ARTICLE IN PRESS G Model ANNPAL-102383; No. of Pages 6 Annales de Paléontologie xxx (xxxx) xxx Disponible en ligne sur ScienceDirect www.sciencedirect.com Original article New occurrence of the brachyuran crab Palaeocarpilius macrochelus(Desmarest, 1822) from the Oligocene of the United Arab Emirates Nouvelle occurrence du crabe brachyurien Palaeocarpilius macrochelus (Desmarest, 1822) dans l’Oligocène des Emirats Arabes Unis Mohamed Fouad Aly Department of Geology, Faculty of Science, Cairo University, Cairo, Egypt a r t i c l e i n f o Article history: Received 24 September 2019 Accepted 8 November 2019 Available online xxx Keywords: Oligocene Brachyura Palaeocarpilius Reefs Paleobiogeography Tethys a b s t r a c t A new occurrence of the Palaeocarpilius macrochelus (Desmarest, 1822) (Crustacea: Decapoda: Brachyura), from the Middle Oligocene rocks of the United Arab Emirates is systematically and paleogeographically described. The Oligocene Asmari Formation is well exposed on the flanks of Jabal Hafit anticline near Al Ain City, UAE, and represents one of the very interesting fringing reef complex outcrops at the western margin of the Northern Oman Mountains. A relatively well preserved single specimen was collected from the Asmari Formation of Jabal Hafit. The specimen is herein described and assigned to Palaeocarpilius macrocheles (Desmarest, 1822). The present record complements the information on the temporal and spatial distribution of decapods at the southern margin of the Tethyan Ocean during the Middle Oligocene times. © 2019 Elsevier Masson SAS. All rights reserved. Mots clés : Oligocène Brachyoures Palaeocarpilius Récifs, Paleobiogéographie Téthys r é s u m é Une nouvelle occurrence de Palaeocarpilius macrochelus (Desmarest, 1822) (Crustacea : Decapoda : Brachyura), provenant des dépôts de l’Oligocène moyen des Emirats Arabes Unis, est analysée du point de vue systématique et paléogéographique. La formation Oligocène Asmari affleure largement sur les flancs de l’anticlinal de Jabal Hafit, près de la ville d’Al Ain, et représente l’un des affleurements complexes de récifs frangeants à la limite ouest des montagnes du nord de l’Oman. Un seul spécimen relativement bien conservé a été recueilli dans la formation Asmari de Jabal Hafit. Le spécimen est décrit ici et attribué à Palaeocarpilius macrocheles (Desmarest, 1822). Le présent article complète notre connaissance de la dis- tribution temporelle et spatiale des décapodes dans la marge sud de l’océan Téthysien pendant la période de l’Oligocène moyen. © 2019 Elsevier Masson SAS. Tous droits eserv ´ es. 1. Introduction Tertiary fossil decapods from the Middle East have been poorly studied. The decapod crustacean fauna of Egypt attracted a great deal of interest in the second half of the 19th and early 20th cen- turies (orenthey, 1909; Glaessner, 1929; Cuvillier, 1930; Feldmann E-mail address: [email protected] et al., 2011). Hyˇ zn ´ y, 2016 concluded that the Mediterranean marine decapod taxa migrated in an easterly direction during the Oligocene and/or Miocene, establishing present-day decapod communities in the Indo-West Pacific. The most common and widely distributed Eocene to Miocene crabs belong to the genus Palaeocarpilius (A. Milne-Edwards, 1862). Palaeocarpilius is known to have ranged from the Lutetian (Middle Eocene) to the Lower Miocene of north- west Africa to Spain and from the Paris Basin to Zanzibar (Collins and Morris, 1973; Schweitzer et al., 2018). Stubblefield (1946) reported the Lutetian to the Oligocene Palaeocarpilius macrochelus https://doi.org/10.1016/j.annpal.2019.102383 0753-3969/© 2019 Elsevier Masson SAS. All rights reserved.

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Page 1: G Model ARTICLE IN PRESS - scholar.cu.edu.eg · Mohamed Fouad Aly Department of Geology, Faculty of Science, Cairo University, Cairo, Egypt a r t i c l e i n f o Article history:

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ScienceDirectwww.sciencedirect.com

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ew occurrence of the brachyuran crab Palaeocarpiliusacrochelus(Desmarest, 1822) from the Oligocene of thenited Arab Emirates

ouvelle occurrence du crabe brachyurien Palaeocarpilius macrochelusDesmarest, 1822) dans l’Oligocène des Emirats Arabes Unis

ohamed Fouad Alyepartment of Geology, Faculty of Science, Cairo University, Cairo, Egypt

a r t i c l e i n f o

rticle history:eceived 24 September 2019ccepted 8 November 2019vailable online xxx

eywords:ligocenerachyuraalaeocarpiliuseefsaleobiogeographyethys

a b s t r a c t

A new occurrence of the Palaeocarpilius macrochelus (Desmarest, 1822) (Crustacea: Decapoda: Brachyura),from the Middle Oligocene rocks of the United Arab Emirates is systematically and paleogeographicallydescribed. The Oligocene Asmari Formation is well exposed on the flanks of Jabal Hafit anticline near AlAin City, UAE, and represents one of the very interesting fringing reef complex outcrops at the westernmargin of the Northern Oman Mountains. A relatively well preserved single specimen was collected fromthe Asmari Formation of Jabal Hafit. The specimen is herein described and assigned to Palaeocarpiliusmacrocheles (Desmarest, 1822). The present record complements the information on the temporal andspatial distribution of decapods at the southern margin of the Tethyan Ocean during the Middle Oligocenetimes.

© 2019 Elsevier Masson SAS. All rights reserved.

ots clés :ligocènerachyouresalaeocarpilius

r é s u m é

Une nouvelle occurrence de Palaeocarpilius macrochelus (Desmarest, 1822) (Crustacea : Decapoda :Brachyura), provenant des dépôts de l’Oligocène moyen des Emirats Arabes Unis, est analysée du point devue systématique et paléogéographique. La formation Oligocène Asmari affleure largement sur les flancs

écifs, Paleobiogéographieéthys

de l’anticlinal de Jabal Hafit, près de la ville d’Al Ain, et représente l’un des affleurements complexes derécifs frangeants à la limite ouest des montagnes du nord de l’Oman. Un seul spécimen relativement bienconservé a été recueilli dans la formation Asmari de Jabal Hafit. Le spécimen est décrit ici et attribué àPalaeocarpilius macrocheles (Desmarest, 1822). Le présent article complète notre connaissance de la dis-tribution temporelle et spatiale des décapodes dans la marge sud de l’océan Téthysien pendant la période

de l’Oligocène moyen.

. Introduction

Please cite this article in press as: M.F. Aly, New occurrence of the bracthe Oligocene of the United Arab Emirates. Annales de Paléontologie (

Tertiary fossil decapods from the Middle East have been poorlytudied. The decapod crustacean fauna of Egypt attracted a greateal of interest in the second half of the 19th and early 20th cen-uries (Lorenthey, 1909; Glaessner, 1929; Cuvillier, 1930; Feldmann

E-mail address: [email protected]

https://doi.org/10.1016/j.annpal.2019.102383753-3969/© 2019 Elsevier Masson SAS. All rights reserved.

© 2019 Elsevier Masson SAS. Tous droits reserves.

et al., 2011). Hyzny, 2016 concluded that the Mediterranean marinedecapod taxa migrated in an easterly direction during the Oligoceneand/or Miocene, establishing present-day decapod communities inthe Indo-West Pacific. The most common and widely distributedEocene to Miocene crabs belong to the genus Palaeocarpilius

hyuran crab Palaeocarpilius macrochelus (Desmarest, 1822) fromxxxx), https://doi.org/10.1016/j.annpal.2019.102383

(A. Milne-Edwards, 1862). Palaeocarpilius is known to have rangedfrom the Lutetian (Middle Eocene) to the Lower Miocene of north-west Africa to Spain and from the Paris Basin to Zanzibar (Collinsand Morris, 1973; Schweitzer et al., 2018). Stubblefield (1946)reported the Lutetian to the Oligocene Palaeocarpilius macrochelus

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ARTICLE IN PRESSG ModelANNPAL-102383; No. of Pages 6

2 M.F. Aly / Annales de Paléontologie xxx (xxxx) xxx

Fig. 1. A. Geologic map for Jabal Hafit, UAE., showing the study area (modified after Whittle and Al Sharhan, 1994). B. Stratigraphic columnar section of the exposed earlyMiddle Oligocene Mutaredh Member, at Jabal Hafit.A ifiée al

(GfRS

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. Carte géologique de Jabal Hafit, Émirats Arabes Unis, montrant la zone d’étude (mod’Oligocène moyen ancien affleurant à Jabal Hafi.

Desmarest) from northeast Africa (Egypt and the Somali Republic).laessner (1929) listed the Palaeocarpilius simplex Stoliczka, 1871

rom the Upper Eocene rocks of Egypt. Also, Palaeocarpilius straeleniemy and Tessier, 1954 was described from the lower Lutetian ofenegal (Karasawa and Schweitzer, 2006).

The scope of the present short contribution is to describe a newnding of decapod crustaceans from the Middle Oligocene rocks ofhe United Arab Emirates and to enhance the knowledge of thealeogeographic distribution of the genus Palaeocarpilius on theouthern margin of the Tethyan Ocean during the late phase of theertiary Period.

. Geological Setting

Al Ain City is located at the margin of the Oman Mountainsnd Jabal Hafit has been involved in a later stage of the moun-ain building process (Hunting, 1979). The sedimentary Hawasinand ophiolitic Semail rocks, of the pre-Maastrichtian age form anllochthonous sequence of an overthrust nappes on Oman Moun-ains and their western margin. The other exposed rocks were laidown after the emplacement of the nappes and are representedy the Maastrichtian to Neogene sediments (Glennie et al., 1974;unting, 1979; Aly and Gameil, 2000). The Paleogene rocks wereell exposed at Al Ain City and were subdivided into different for-al and informal rock units by many authors (Fig. 1A).Oligocene fringing reef complex outcrop along the northern

Please cite this article in press as: M.F. Aly, New occurrence of the bracthe Oligocene of the United Arab Emirates. Annales de Paléontologie (

art of Jabal Hafit, at the western margin of the Northern Omanountains. The Oligocene sediments of Jabal Hafit lithologically

amed the Asmari Formation, which subdivided by Hamdan andahr (1992) into three formal members from the base to the top are:akher, Mutaredh and Muwaiji members. The Mutaredh Member is

près Whittle et Al Sharhan 1994). B. Colonne stratigraphique du membre Mutaredh de

an early Middle Oligocene age (Hamdan and Bahr, 1992). MutaredhMember is mainly formed of thickly bedded, algal coralline andforaminiferal limestone. The collected and described decapodcomes from Mutaredh Member, which is approximately 90 m thickin the study area (Fig. 1B). Highly diversified and abundant coralsassociated with nummulitid foraminifers, coralline algae, bry-ozoan, gastropods and bivalves characterize the Mutaredh Member(Aly and Gameil, 2000; Gameil, 2001). These faunal communitiesgrowing under conditions of relatively pure carbonate sedimen-tation. The coral fauna associated with the recorded crab formdense-rigid framework, with massive coral colonies in point topoint contact. The corals of the crab bed (Fig. 1B) are often encrustedby coralline algae, bryozoans and foraminifers and are affected byporing activity in parts. This coral fauna is represented by hemi-spherical and laminar poritids belonging to Goniopora and Actinacis.The massive corals Astreopora, Alveopora and Thamnastraea, and themeanderoid forms belonging to the coral genera: Leptoria, Mean-drina, Oulophyllia and Platygyra are characteristic (Aly and Gameil,2000). Gameil and Aly (2001) studied the systematic aspects andpaleoecologic implications of the Asmari Oligocene corals of theUnited Arab Emirates.

3. Systematic Paleontology

Morphological features, terminology employed, along with thesystematic classification used herein follows Schweitzer et al.

hyuran crab Palaeocarpilius macrochelus (Desmarest, 1822) fromxxxx), https://doi.org/10.1016/j.annpal.2019.102383

(2018). The synonymies are limited to a minimum (first reference,regional records, important revisions). Biometric measurementsof carapace length (L1), length from anterior of carapace to posi-tion of maximum carapace width (L2), carapace width (W), frontalwidth (FW), fronto-orbital width (FOW), posterior width (PW) were

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Fig. 2. Composite line drawing of Palaeocarpilius macrochelus (Desmarest) showingtDp

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he position and orientation of taken measurements.essin au trait composite de Palaeocarpilius macrochelus (Desmarest) montrant laosition et l’orientation des mesures prises.

btained using a Vernier Caliper and are given in mm (Fig. 2). Theollected specimen is housed at the Paleontological Museum of theeology Department, Cairo University, and stored with the collec-

ion number UAE/OLIGO/088/CUGM.Infraorder Brachyura Latreille, 1802Section Heterotremata Guinot, 1977Superfamily Carpilioidea Ortmann, 1893Family Carpiliidae Ortmann, 1893Genus Palaeocarpilius A. Milne-Edwards, 1862Type Species. Cancer macrochelus Desmarest, 1817, by subse-

uent designation of Glaessner (1929, p. 291).Included Species. Palaeocarpilius aquitanicus A. Milne- Edwards,

862; P. ignotus A. Milne-Edwards, 1862 (finger only); P. inter-edius Stubblefield, 1927; P. Laevis Imaizumi, 1939; P. macrochelus

Desmarest, 1822); P. mississippiensis (Rathbun, 1935); P. rugifertoliczka, 1871; P. valrovinensis (De Gregorio, 1895).

Discussion. Feldmann et al., 2011 reported that the examina-ion of the species currently referred to Palaeocarpilius (Schweitzert al., 2010) indicated that the range of variation within the genusas gotten very broad. Schweitzer et al. (2018) concluded thatenus Palaeocarpilius and its allied species have length/widthatios of 65–78% and nearly straight posterolateral margins. Onhe other hand, Feldmann et al., 2011 restricted Palaeocarpilius tohose species with a triangular front, at least seven anterolateralpines, and a length to width ratio of about 75%.

P. macrochelus (Desmarest, 1822)Fig. 3A–D1822 Cancer macrochelus n. sp. Desmarest, p. 91, taf. VII, figs.

–2.1862 Palaeocarpilius macrocheilus (Desmarest) – A. Milne

dwards, p. 186, t. 1, f. 2, t. 2, fig. 1, t. 3, f. 11885 Palaeocarpilius macrocheilus (Desmarest) – Nöetling, p.

87, 489, t. 4, f. 21886 Palaeocarpilius macrocheilus var. coronatea; Bittner, p. 44,

. 1, f. 1

Please cite this article in press as: M.F. Aly, New occurrence of the bracthe Oligocene of the United Arab Emirates. Annales de Paléontologie (

1895 Harpactocarcinus supragigas n. sp. – De Gregorio, p. 13, t., ff. 1–3

1929 Palaeocarpilius macrocheilus (Desmarest) – Lorenthey andeurlen, p. 222 (full synonymy).

PRESStologie xxx (xxxx) xxx 3

1946 P. macrochelus (Desmarest) – Stubblefield, p. 513, t. 8, ff.2–6

1962 Palaeocarpilius macrocheilus (Desmarest) – Piccoli andMocellin, p. 38, 48, 78

1995 P. macrochelus (Desmarest) – De Angeli, p. 162006 P. macrochelus (Desmarest) – Beschin et al., p. 107, t. 3, ff.

3, 4a, b2006 P. macrochelus (Desmarest) – Beschin and De Angeli, p. 13,

fig. 2, t. 7, ff. 1, 2a, b (full synonymy).2009 P. macrochelus (Desmarest) – De Angeli and Caporiondo,

p. 30Material. One imperfectly preserved carapace (ventral part of

the carapace is not preserved) UAE/OLIGO/088/CUGM, the left che-lipede partly preserved, was collected from the early Middle Eocenecarbonates of the UAE, in association with Nummulites spp., corals,bryozoans and mollusks.

Measurements (in mm).

L L2 L2/L1 W L1/W FW FW/W FOW FOW/W PW

82 58 70.73 112 73.2 50 44.64 70 62.50 55

Description. Relatively large sized, triangular front, trans-versely triangular to sub-ovate carapace. It is wider than long;carapace length being about two-third of width (73.2% of max-imum width); carapace maximum length is only 82 mm, whilethe maximum width is about 112 mm. Carapace is strongly archedanteriorly and less arched, strongly inclined posteriorly. Carapaceis almost smooth, with fine closely spaced dots characterizing thedorsal surface. Seven strong rounded projections distinguish thestrongly convex anterolateral margin, the three anterior tuberclesare well-developed more rounded and more prominent, remainingtubercles become smaller, most posterior tubercle being strongerand acute. Posterolateral margin is smooth, short and deeplyconcave, one-third the maximum carapace width. Posterolateralmargin is composed of two segments, initially at about 82◦ angle,then becoming more gentler, at about 58◦. The fronto-orbital widthrepresents about 62.50% of the maximum carapace width. Theorbits hemicircular, entire and rimmed open to the front, withthickened upper orbital margin. The propodus are large, strong,and triangular in shape; the left one is well preserved than theright one. Eight projecting spines are well developed on the leftcheliped.

Remarks. P. macrochelus is firstly reported by Desmarest (1822)based on a specimen (MNHN R03830) from? China, preserved inthe National Museum of Natural History of Paris. The Ratios ofmeasurements (L1/L2, L1/W, F/W, FOW/W), carapace shape andoutline, anterolateral and posterolateral margins, in the presentwork, are closely resemble to data given for Palaeocarpilius A. Milne-Edwards, 1862, in the literatures (Schweitzer, 2003; Feldmannet al., 2011). The specimen described herein from Jabal Hafit,UAE corresponds well in carapace morphology to P. macrochelus(Desmarest, 1822; p. 91, t. 7, ff. 1–2), which figured and describedin (Nöetling, 1885; Stubblefield, 1927; Beschin et al., 2006). Thedescribed specimens from Middle Eocene of British Somaliland byStubblefield (1946) are ranging in length between 50 to 30 mm,while the present specimen from UAE is about 58 mm length.On the other hand, the upper marginal edge of the hand of theOligocene specimen from UAE is characterized by eight tuber-cles, where the P. macrochelus described by Stubblefield ( 1946)has six to eight tubercles. Beschin and De Angeli (2006) describedtwenty-one specimens of P. macrochelus (Desmarest) from theUpper Eocene (Priabonian) from Italy, their maximum width of

hyuran crab Palaeocarpilius macrochelus (Desmarest, 1822) fromxxxx), https://doi.org/10.1016/j.annpal.2019.102383

carapace ranges between 130 to 58 mm, while their maximumlength of carapace ranges between 110 to 42.5 mm. The Beschinand De Angeli (2006) specimens from Italy are characterized byeight rounded tubercles on the cheliped upper lateral margin like

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ARTICLE IN PRESSG ModelANNPAL-102383; No. of Pages 6

4 M.F. Aly / Annales de Paléontologie xxx (xxxx) xxx

F UAE,

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ig. 3. Palaeocarpilius macrochelus (Desmarest, 1822) from the Asmari Formation,

ateral view. D. Right lateral view. Scal bars: 1.3 cm.alaeocarpilius macrochelus (Desmarest, 1822) de la formation d’Asmari, Émirats Ara

atérale gauche. D. Vue latérale droite. Barres d’échelle : 1,3 cm.

he described specimen herein, where Palaeocarpilius aquitanicus

Please cite this article in press as: M.F. Aly, New occurrence of the bracthe Oligocene of the United Arab Emirates. Annales de Paléontologie (

. Milne Edwards, 1862 has only seven tubercles. Moreover, P. sim-lex (= P. anodon Bittner, 1875) is distinguished by the anterolateralargins of the carapace and the upper edge of the smooth claws,ithout lobes (Beschin et al., 2012). Francisco et al. (2010) con-

luded that Stoliczka included the outer orbital spine as one of the

ig. 4. Palaeogeographic distribution of Palaeocarpilius macrochelus (Desmarest, 1822) (aleogene.jpg).épartition paléogéographique de Palaeocarpilius macrochelus (Desmarest, 1822) (carte mo

pg).

Middle Oligocene, UAE/OLIGO/088/CUGM. A. Anterior view. B. Dorsal view. C. Left

nis, Oligocène moyen, UAE/OLIGO/088/CUGM. A. Vue antérieure. B. Vue dorsale. C. Vue

eight counted for the anterolateral margin Palaeocarpilius rugifer

hyuran crab Palaeocarpilius macrochelus (Desmarest, 1822) fromxxxx), https://doi.org/10.1016/j.annpal.2019.102383

Stoliczka, 1871, and therefore, the number of tubercles should beseven.

Age and Distribution. P. macrochelus (Desmarest) is recordedfrom the Middle Oligocene Asmari Formation of Jabal Hafit, UAE; itis also recorded from the Eocene-Oligocene rocks of Italy (Dainelli,

map modified after: http://www.geologypage.com/wp-content/uploads/2014/04/

difiée d’après : http://www.geologypage.com/wp-content/uploads/2014/04/Paleogene.

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915; De Angeli and Caporiondo, 2009), Hungary (Lorenthey andeurlen, 1929), Egypt (Nöetling, 1885; Lorenthey, 1909) and Soma-

ia (Stubblefield, 1946). Beschin and De Angeli (2006) mentionedhat many records of P. macrochelus (Desmarest) in literatures areoubtful.

. Conclusions

The present work documents the first occurrence and recordf P. macrochelus (Desmarest) from the Arabian Peninsula. Theescribed specimen originates from the topmost irregularly bed-ed, massive and hard coralline Middle Oligocene Mutaredh

imestones of the eastern flank of Jabal Hafit, UAE. These lime-tones are represented coral reef facies, which is highly diversifiedith gastropods, bivalves, and coral rubble and heads up to 50 cm

n diameter with abundant Nummulites spp. The Oligocene reefalimestones of Jabal Hafit represent shelf margin prograding com-lex related to the major Middle Oligocene sea lowstand level. Ineneral, the genus Palaeocarpilius A. Milne-Edwards, 1862 exhibits

Tethyan distribution (Fig. 4). The described fauna from theiddle Oligocene Mutaredh Member, along with the described

. macrochelus (Desmarest) reflecting southern Tethyan faunalffinities and reef front facies with water depth exceeded 10 mepth, high energy, hard substrate and normal saline water sett-

ngs.

isclosure of interest

The author declares that he has no competing interest.

cknowledgments

The editor (Didier Néraudeau; Université de Rennes), the refer-es (Sylvian Charbonnier; Muséum National d’Histoire Naturelle,nd Denis Audo; Yunnan University) are thanked for careful andonstructive reviews. Many hanks are addressed to Rodney M. Feld-ann (Kent State University), A. De Angeli (Vicenza, Italy) for

heir encouragement, support and providing the author with theiraluable literatures. I’m greatly indebted to Luc Bulot (Cerege, Aix-arseille University and NARG, Manchester University) for revising

nd the critical reading of the final manuscript for submission. Iould like also to thank Prof. Mohamed El Sharkawi (Cairo Uni-

ersity) for his comments and corrections to improve the finalanuscript language.

eferences

ly, M.F., Gameil, M., 2000. Oligocene reef coral biofacies of Jabal Hafit, Al Ain, UnitedArab Emirates. Geology of the Arab World, 5th International Conference, Cairo,Egypt 3, 1497–1508.

eschin, C., De Angeli, A., 2006. Il genere Palaeocarpilius A. Milne Edwards, 1862(Decapoda, Brachyura, Carpiliidae) nel Terziario del Vicentino (Italia setten-trionale). Studi e Ricerche - Associazione Amici Museo Civico “G. Zannato”,Montecchio Maggiore (Vicenza) 13, 11–23.

eschin, C., De Angeli, A., Checchi, A., Mietto, P.G., 2006. Crostacei del Priabonianodi Priabona (Vicenza–Italia settentrionale). Lavori, Società Veneziana di ScienzeNaturali 31, 95–112.

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Please cite this article in press as: M.F. Aly, New occurrence of the bracthe Oligocene of the United Arab Emirates. Annales de Paléontologie (

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ittner, A., 1886. Neue Brachyuren des Eocäens von Verona. Sitzungsberichte derKaiserlichen Akademie der Wissenschaften in Wien 94, 44–55.

ollins, J.S.H., Morris, S.F., 1973. A new crab from the Middle Eocene of Libya.Palaeontology 16 (2), 283–292.

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Cuvillier, J., 1930. Révision du Nummulitique égyptien. Mémoires de l’Institutd’Egypte 16, 1–372.

Dainelli, G., 1915. L’Eocene Friulano - Monografi a geologica e paleontologica. Editricile “Memorie Geografiche”, Firenze, pp. 1–72.

De Angeli, A., 1995. Crostacei dell’Eocene superiore di “Fontanella” di Grancona(Vicenza - Italia settentrionale). Studi e Ricerche - Associazione Amici MuseoCivico “G. Zannato”, Montecchio Maggiore (Vicenza), pp. 7–24.

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Further reading

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