INDEX

Abyssal sedimentation, 376environment, 845

Acanthodiscus antarcticus Zone, 915Acoustic character, 1123Acoustically transparent sediments, 200, 237, 283, 375Acritarchs, 726Adeoniform bryozoa, 809Admiralty intrusives, 1120Age determinations, basis for, 10Agglutinated, foraminifera, 370

Paleocene, 833systematic paleontology, 833

Algae, colonial, 26Alpine fault, 202Amuri limestone, 1062Analyses for rare-earth elements in basalt, 1103Analytical methods, clay mineralogy, 1077Anaulus subantarcticus Zone, 923

bottom water, 19, 1156, 1163, 1164convergence, 19, 122, 125, 202, 479, 757, 1040, 1084,

1150, 1152, 1167deglaciation, 327glaciation, 3, 19, 743, 754, 759, 780, 1042, 1161, 1162,

1164, 1167ice sheet, 743, 750, 751, 752, 779, 780, 801, 805

effects of, 801formation of, 752

influence, 1081paleooceanography and glaciation, 1164paleomagnetic history, 3rifting,

from Australia 225, 275, 284, 317, 330, 1077, 1135from Tasmania 272, 555

Antipodes fracture Zone, 38Archaemonads, 873

Late Cretaceous, 873late Eocene, 876Miocene and Pliocene, 876Oligocene, 876systematic paleontology, 876

Auckland Island, 21Australia, 330, 323

and Antarctica, rifting between 225, 275, 284, 317,330, 1077, 1135

Australian pole positions, 751B. climata Zone-/*, striata Zone, 374Basalt, 321, 369

analyses for rare-earth elements, 1103classification of, 1100Site 278, 1097, 1103Site 279, 196, 1103, 1097, 1103, 1105Site 280, 231, 1099, 1104Site 282, 318, 1100, 1104Site 283, 366, 1100

Basic volcanic activity, 321, 330Basin margin, 238Basis for age determinations, 10

foraminifera, 12nannofossils, 12

Bedded subfacies, 1059, 1149Benthonic foraminifera, 1163Biddulphia sparsepunctata Zone, 923Biogenic productivity, Antarctic Convergence, 3, 132Biological productivity, 125Biostratigraphic hiatuses, 277Biostratigraphic investigations, paleooceanography

and, 4Biostratigraphic sequence, Cenozoic, Subantarctic, 192Biostratigraphic zonation, 3Biostratigraphy, nannofossils, 469

Paleocene planktonic, foraminifera, 769Site 275, 23Site 276, 41Site 277, 48Site 278, 126Site 279, 197Site 280, 232Site 281, 276Site 282, 323Site 283, 369Site 284, 406

Bioturbation, 196, 368Blackites rectus Zone, 281Botryoidal glauconite, 22Bottom currents, 23, 27, 121, 125, 132, 327, 376, 1039,

1136, 1138, 1161high velocity, 239

Bottom water, 19, 126, 201, 239, 366, 780, 1041circulation, 238production, 759

Boundary current, 20, 27weak, 1143western, 41

Bounty Island, 21Braarudosphaeraceae, 477Breccia, 275Brunhes-Matuyama paleomagnetic epoch boundary,

132Bryozoa, adeoniform, 809

affinities with Australian faunas, 812catenicelliform, 809cellariiform, 809late Miocene, 809late Pleistocene, 809Site 282, 809species diversity, late Miocene and late Pleistocene,

809vinculariiform, 809zoarial types, 809

1187

Bulk density of sediments, 6Burrow mottling, 23, 320, 321, 1049, 1050, 1056, 1060,

1148, 1151Burrows, 125, 368Butt formation, 1062Calcareous fades, 1150Calcium carbonate compensation depth, SEE: Car-

bonate compensation depthCalcium carbonate solution, 1164Camp cove conglomerate, 21Campbell Island, 21, 23, 1147, 1151Campbell Plateau, 19, 23, 27, 38, 913, 1083, 1150, 1151,

1152, 1157, 1160, 1164, 1166, 1167crustal structure, 1139region, 1138

Campbell Plateau-Bounty Basin, 1124Cannartus petterssoni Zone, 559Carbonate compensation depth, 231, 238, 369, 376, 479,

754, 806, 1056, 1077Catenicelliform bryozoa, 809Cellariiform bryozoa, 809Cenozoic, 19

Antarctic glaciations, 1043biostratigraphic sequence, 45, 192deep water temperatures, 752foraminifera biostratigraphy, 449high latitude surface temperature, 751Mesozoic boundary, 56paleocirculation, 285paleotemperature, 743Radiolaria, 544

Cerataulus-odontotropis Zone, 923Challenger Plateau, 403, 1151Chasea ornata Zone, 923Chatham Rise, 21Chemical precipitation features, 1039Chemical analysis, manganese nodules, 1083Chemical etching, 1039Chemical weathering, 1041Chert, 1084, 1151Chert nodules, 48Chertification, 1149, 1150Chiasmolithus oamaruensis Zone, 281, 372Chlorite, 1078, 1081Circum-Antarctic Current, 3, 731, 1082, 1155, 1156,

1157, 1158, 1160, 1164, 1167Circumpolar Current, 134, 202, 284, 285, 318, 330, 555,

1084Circumpolar flow, 239Classification of basalt, 1100Clay mineralogy, analytical methods, 1077Clay minerals, 1077, 1093Climate change, Eocene-Oligocene boundary, 752

nannofossils as indicators of, 477Climatic cooling, Miocene, 198, 200Climatic conditions, Pleistocene, 323

events, chronology of, 770variations, 201

Clinoptilolite, 22Coccoliths SEE: nannofossilsCoccolithus pelagicus Zone, 52, 129, 199, 234, 279, 325,

408

Coiling ratio, foraminifera, 771Colonial algae, 26Color designations, numerical, 7Complex point schist, 23, 1147

series, 21Condensed sequence, 43Cooling, late Miocene-early Pliocene, 777

late Iongaporutuan, 777Miocene, 198, 200

Coprolites, 1093Coral and Tasman Sea regions, 1163Coral and Tasman Sea unconformity, 1161Coral Sea, 1159, 1166Corbisema hastata Zone, 846Corbisema hastata-C. Apiculata Zone, 684

hexacantha Zone, 684spinosa Zone, 684triacantha Zone, 849

Core forms, method of preparing, 7Cores, handling of, 6Cretaceous-Tertiary boundary, palynomorphs, 729Cristobolite, 22Crustal structure, Campbell Plateau, 1139Curie temperatures, 1111Currents

bottom, 121, 125, 132, 327, 376, 1039, 1136, 1138,1161

circumpolar, 134, 285, 318mottles, 23turbidity, 1060western boundary, 366, 1066

Cyclicargolithus neogammation Zone, 130, 131, 200, 281reticulata to reticulofenestra hampdenensis interval, 54reticulata to reticulofenestra bisecta interval, 54

Debris laden glacial icebergs, 41Deep oceanic environment, 321Deep-sea circulation, 1161Deep-sea erosion, 780, 1160, 1164, 1167

Cenozoic, 4Deglaciation, antarctic, 327Depositional environments, 27, 237, 238, 1056Detrital sedimentation, 1077Detrital sand, 1151Diagenesis, 40, 231Diagenesis, nannofossils, 470Diatom, North Pacific diatom zone III, 851Diatoms,

Acanthodiscus antarcticus Zone, 915Anaulus subantarcticus Zone, 923Bidulphia sparsepunctata Zone, 923Cerataulus-odontotropis Zone, 923Chasea ornata Zone, 923early Miocene, 132Epithelion russicum Zone, 923Horodiscus rugosus Zone, 923interval A, 372interval B, 372interval C, 372interval D, 372interval E, 372Kentrodiscus armatus Zone, 923late Eocene, 282

1188

late mid Miocene, 131late Miocene-early Pliocene, 131late Oligocene, 132late Pleistocene, 131, 282mid-Miocene, 131mid-Oligocene, 132middle Miocene, 200, 282middle Pliocene, 282Miocene to early Pliocene, 235north Pacific diatom zone IIIpaleoecology, 923paleogeographic distribution, 924Pleistocene-recent flora, 200Pliocene, 131Pliocene-Pleistocene, 131Pseudopyxilla jouseae Zone, 915reworked, 42Site 275, 24Site 276, 42Site 277, 55Site 278, 131Site 279, 200Site 280, 235Site 281, 282Site 282, 327Site 283, 372systematic paleontology, 924thanatocoenosis, 55

Dictyocha aculeata Zone, 683deßandrei Zone, 847fibula Zone, 850frenguellii Subzone, 847hexacantha Zone, 847medusa Zone, 684pseudofibula Zone, 850to Distephanus ratio, 56

Dictyocha/Distephanus ratio, 56, 132, 236, 282, 374, 677Differential solution, 751Dinoflagellates, 374, 1031

Eocene and Oligocene, 731Site 280, 724Site 281, 726Site 282, 727Site 283, 728Upper Cretaceous, 1032

Discoaster barbadiensis Zone, 853brouweri Zone, 408defiandrei Zone, 130, 197, 200, 281, 326multiradiatus interval, 55multiradiatus to Heliolithus kleinpellii interval, 55quinqueramus Zone, 850saipanensis Zone, 54

Discoasteroides kuepperi through Discoaster mul-tiradiatus interval, 55

Discoasteroides kuepperi to Reticulofenestra dictyoda in-terval, 55

Discoasters, 477Disconformities, 45, 47, 237, 410, 803, 1042, 1077Distephanus octangulatus Zone, 853

crux Zone, 684longispinus Zone, 850octogonus Zone, 683

octonarius Zone, 850speculum pentagonus Zone, 849speculum speculum Zone, 850

Dolomite rhombs, 273Drake Passage, 1155, 1167East Antarctic ice sheet, 743, 752Ebridians, 879

late Eocene, 879Miocene, 879Oligocene, 879systematic paleontology, 879Endoskeletal dinoflagellates,Late Cretaceous, 882late Eocene, 882Miocene, 882Oligocene, 882Pleistocene, 882Pliocene, 882systematic paleontology, 882

Emerald Basin, 121, 757, 1135, 1136Emiliania huxleyi Zone, 853Eocene, 26

Antarctic, glaciation, 1042glaciation, 1041montmorillonite, 1081nannofossils, 326, 370transgression, 1118

Eocene and Oligocene dinoflagellate assemblages, 731Eocene-Oligocene boundary, 279, 1160, 1161, 1163,

1165, 1167climate change, 752nannofossils, 54palynology, 728

Eolian abrasion, 1039Epithelion russicum Zone, 923Erosion, 19, 329, 1160, 1164Erosion and winnowing, 43Erosional surface, 283Eucla Basin, 1165Euxinic conditions, 1081Evolutionary lineages, Radiolaria, 544Facies,

calcareous, 1150clay mineralogic, 1161siliceous ooze, 1149

Faulting, 1138, 1143Feldspar-phyric basalt, 1103Ferruginous coatings, silicate grains, 1065Flourpatite, 1083Foraminifer, Globigerina (G.) Euapertura Zone, 41Foraminifera,

agglutinated, 370agglutinated, Paleocene, 833basis for age determinations, 12biostratigraphy, Paleocene planktonic, 769coiling ratio, 771Discoaster defiandrei Zone, 197Globanomalina wilcoxensis Zone, 52Globigerina (G.) brevis Zone, 50, 51, 325

bulloides Zone, 129evapetrura Zone, 48, 50, 524woodi connecta Zone, 198, 279, 323

1189

woodi woodi Zone, 324woodi Zone, 129(S.) angiporoides Zone, 50, 129, 234, 324linaperta, 51, 279, 325

Globigerina (G.) theka index index Zone, 51Globigerinoides trilobus trilobus Zone, 198, 279Globorotalia (G.),

conomiozea, Zone, 278, 408conica Zone, 129miotomida miotumida, 278, 323, 809truncatulinoides, 24, 50, 129, 198, 232, 277, 323,

406, 454, 809(M.) crater crater Zone, 52

_{T.) aculeata Zone, 454inconspicua Zone, 51inflata Zone, 129, 198, 278, 407mayeri mayeri Zone, 197, 198, 232, 278miotumida Zone, 408puncticulata Zone, 129, 141, 278, 407

Globotruncana calcarata Zonule, 26elevata Subzone, 26

Orbulina suturalis Zone, 279Paleocene faunas, 370, 769Pleistocene-recent fauna, 24praeorbulina glomerosa curva Zone, 197, 198, 279pseudogloboquadrina primitiva Zone, 52Reticulofenestra pseudoumbilica Zone, 197Site 275, 24Site 276, 41Site 277, 50Site 278, 128Site 279, 198Site 280, 232Site 281, 277Site 282, 323Site 283, 370Site 284, 406systematic paleontology, 454systematic paleontology, agglutinated, Paleocene,

833Fracture zone, 134, 1139Fractures, 237Garden cove formation, 21, 23, 1031, 1147Geological goals, Leg 29, 3Giant ripples, 1138Gilbert Event, 132Gilsa Event, 132, 758Glacial quartz grains, 1039Glacial conditions, 1081Glacial history, Antarctic, 754, 1161, 1162, 1167Glacial icebergs, debris laden, 41Glacial marine till, 1042Glacial quartz, 1040Glacial-marine sediments, 1042Glaciation, 285Glaciers, 743Glacio-eustatic sea-level, 805Glauconié, 1093

surface features, 1094Glauconite, 23, 39, 46, 125, 227, 230, 273, 276, 368,

1053, 1081, 1084

botryoidal, 22K-ar ages, Site 280, Site 281, 1037

Glauconite pellets, 22Glauconitic sand, 273, 1151Globanomalina wilcoxensis Zone, 52Globigerina (G.) woodi connecta Zone, 198, 323

(G.) brevis Zone, 51, 197, 279, 325(G.) bulloides Zone, 129(G.) euapertura Zone, 41, 50, 324(G.) woodi woodi Zone, 324(G.) woodi Zone, 129(S.) angiporoides angiporoides Zone, 50, 129(S.) angerporoides angiporoides Zone, foraminifera,

234, 324(S.) linaperta Zone, 51, 325(S.) triloculinoides Zone, 52linaperta Zone, 279

Globigerinatheka (G.) index index Zone, 51Globigerinoides trilobus trilobus Zone, 198, 279Globorotalia (G.) miotumida miotumida Zone, 278

(G.) truncatulinoides Zone, 24, 50(G.) conomiozea Zone, foraminifera, 408(G.) miotumida miotumida Zone, foraminifera, 323(G.) truncatulinoides Zone, foraminifera, 129, 198,

277, 278, 232, 323, 406(M.) crater crater Zone, 52(T.) aculeata Zone, 454(T.) conica Zone, foraminifera, 129(T.) inconspicua Zone, 51(T.) inflata Zone, 129, 198, 278, 407(T.) mayeri mayeri Zone, 197, 198, 232, 278(T.) puncticulata Zone, 129, 278, 407(T.) puncticulata Zone, foraminifera, 41conomiozea Zone, 278miotumida Zone, foraminifera, 408miotumida miotumida Zone, foraminifera, 809

Globotruncana calcarata Zonule, foraminifera, 26elevata Subzone, foraminifera, 26

Graded beds, 231, 1059Grape analysis, 6Gravel, 1152Great Australian bight, 1124Hautawan stage, 801Heavy minerals, 1077Helicopontosphaera reticulata Zone, 281, 853Hiatus, Paleocene, 1164High-latitude assemblage, Radiolaria, 1012High-latitude surface temperature during the Cenozoic,

751Horodiscus rugosus Zone, 923Hyaloclastites, 1162Ice rafting, 780, 1150, 1151, 1163Ice-rafted debris, 125, 134, 272, 405, 1162

sediments, 1039, 1042, 1084Ice sheet, East Antarctic, 743Iceberg limit, 1041Iceberg tracks, 1041Icebergs, 1039, 1042Infauna, 1052Interval A. diatoms, 372Interval B. diatoms, 372

1190

Interval C. diatoms, 372Interval D. diatoms, 372Interval E. diatoms, 372Intra-oligocene unconformity, 1157Iron, 22Iron-stained silicate grains, 1065Iselin Bank, 272Iselin Basin, 1143Isotopic composition of oceans, effect of Antarctic ice

sheet on, 801Kaolinite, 1081Kapitean cooling, 776Kapitean stage, 801, 805, 806Kentrodiscus armatus Zone, 923Konigsberger ratios, 1109Kuru-Kamchatka Trench, 845Labeling of, samples, 6Late Campanian-Maestrichtian, 26Late Cenozoic,

deep-sea erosion, 4paleoclimatic curve, 777

Late Cretaceous, 19, 22, 26, 27, 37archaemonads, 873edoskeletal dinoflagellates, 882miospores, 1031Radiolaria, 26

Late Cretaceous and early Paleogene palynology, 375Late Eocene,

archaemonads, 876diatoms, 282ebridians, 879edoskeletal dinoflagellates, 882nannofossils, 370palynology, 374

Late Eocene to late Oligocene unconformity, 276Late mid-Miocene diatoms, 131Late Miocene,

bryozoa, 809Kapitean Stage, 805regression, 812warming, 777

Late Miocene-early Pliocene,cooling, 777diatoms, 131

Late Oligocene diatoms, 132Late Oligocene to late Eocene silicoflagellates, 56Late Pleistocene,

bryozoa, 809diatoms, 131, 282

Late Pleiostocene-early Pleistocene boundary, 406Late Pliocene,

nannofossils, 370Waipipian stage, 804

Late Pliocene-Pleistocene, nannofossils, 41Late Tongaporutuan, cooling, 777Late Tongaporutuan stage (late Miocene), 805Latest Pliocene Mangapanian stage, 803Lava flow, 196, 1103Leg 29,

geological goals, 3tectonic investigations, 3

Lenticular lamination, 1050

Lower Cretaceous, remanié palynoflora, 731Lower Tertiary biogeographic province, 731Lowermost Tertiary palynofloras, 729Lyramula furcula Zone, 684, 845Lysocline, 55, 129, 134, 476Macquarie Ridge, 121, 125, 134, 196, 201, 757, 1135,

1151, 1156, 1159, 1167Magnetic anomalies, 121, 225, 365, 1143Magnetic inclination, UIOMagnetic mineralogy, 1109, 1111Magnetic pattern, Site 280, 237Magnetic quiet zone, 3, 329Magnetic viscosity coefficient, 1112Manganese, 22Manganese, crusts, 1083

chemical analysis of, 1083micronodules, 1056, 1083, 1084nodule pavement, 1084nodules, 125, 226, 227, 1039, 1151, 1083, 1084oxide, 39pavement, 1157precipitation, 1084solution, 1084

Mangapanian stage, 803Marginal rift, 20Marshall paraconformity, 1158Matuyama reversed epoch, 757Mead Hill formation, 1062Median destructive fields, UIOMesocena apiculata Subzone, 847Mesocena circulus Subzone, 850Mesocena diodon Subzone, 683Metamorphism, regional, 41Microfossil of, unknown affinity, Eocene to Paleocene,

909Micronodule, 22, 230, 1053, 1056, 1060, 1083Microprobe analysis, 1083Mid Oligocene, diatoms, 132Middle Eocene,

palynology, 375palynomorphs, 729

Middle Miocene, 131, 200, 282Middle Pleistocene disconformity, 779Middle Pliocene,

diatoms, 282warming, 777

Middle to late Eocene palynology, 374Miocene, climatic, cooling, 198, 200

ebridians, 879edoskeletal dinoflagellates, 882nannofossils, 325

Miocene and Pliocene archaemonads, 876Miocene to early Pliocene diatoms, 235Miocene-Pliocene boundary, 770

warming, 777Miospores, 24Miospores, Late Cretaceous, 1031Mirza Formation, 1062Montmorillonite, 1078, 1081Mottles, burrow, 23, 367, 1148, 1151

current, 23zoophycos, 1151

1191

Nannofossils, 469Nannofossils, basis for age determinations, 12

biostratigraphy, 469Blackites rectus Zone, 281braarudosphaeraceae, 477Chiasmolithus oamaruensis Zone, 281, 372coccolithus pelagicus Zone, 52, 129, 199, 234, 279,

325, 408Cyclicargolithus neogammation Zone, 130, 131, 200,

281Cyclicargolithus reticulata to reticulofenestra

hampdenensis interval, 54Cyclicargolithus reticulata to reticulofenestra bisecta

interval, 54diagenesis, 470Discoaster barbadiensis Zone, 853Discoaster brouweri Zone, 408Discoaster deflandrei Zone, 130, 200, 281, 326Discoaster multiradiatus interval, 55Discoaster multiradiatus to Heliolithus kleinpellii in-

terval, 55Discoaster quinqueramus Zone, 850Discoaster saipanensis Zone, 54Discoasteroides kuepperi through Discoaster mul-

tiradiatus interval, 55Discoasteroides kuepperi to Reticulofenestra dictyoda

interval, 55Discoasters, 477Emiliania huxleyi Zone, 853Eocene, 326, 370Eocene-Oligocene boundary, 54Helicopontosphaera reticulata Zone, 853, 281indicators of climatic change, 477late Eocene, 370late Pliocene, 370late Pliocene-Pleistocene, 41Miocene, 325Oligocene, 326overgrowth on, 470Paleocene-Eocene unconformity, 55paleoecology, 470Pleistocene, 325, 370Pleistocene, Pliocene, 370pontosphaeraceae, 477prinsiaceae, 480, 481Pseudoemiliania lacunosa Zone, 52, 130, 199, 281Recent-Pleistocene, 24Reticulofenestra bisecta to Cyclicargolithus reticulata

interval, 54Reticulofenestra bisecta Zone, 53, 326Reticulofenestra dictyoda to Discoasteroides kuepperi

interval, 55Reticulofenestra hampdenensis to Reticulofenestra

placomorpha interval, 54Reticulofenestra oamaruensis th rough

Cyclocargolithus reticulata interval, 54Reticulofenestra placomorpha th rough

Discoasteroides kuepperi interval, 54Reticulofenestra placomorpha to Reticulofenestra

oamauruensis interval, 54Reticulofenestra pseudoumbilica Zone, 130, 199,220,

234, 408

Reticulofenestra reticulata Subzone, 853Reticulofenestra bisecta Zone, 131Site 275, 24, 853Site 276, 41Site 277, 52Site 278, 129, 853Site 279, 198Site 280, 234, 853Site 281, 279Site 282, 325Site 283, 370, 853Site 284, 408solution of, 470Sphenolithus belemnos Zone, 849Sphenolithus ciperoensis Zone, 849Sphenolithus distentus Zone, 849Sphenolithus heteromorphus Zone, 849Sphenolithus predistentus Zone, 853stratigraphy, coccoliths, 845systematic paleontology, 481Triquetrorhabdulus carinatus Zone, 849winnowing of, 470

Nasellarian, Radiolaria, 563, 564Naviculopsis biapiculata Zone, 684, 848

constricta Zone, 847lata Zone, 849navicula Zone, 849quadrata Zone, 849robusta Zone, 684trispinosa Subzone, 847

New Zealand Plateau, 1135Nodule pavements, 1083, 1084Nodules,

chemical analysis, manganese, 1083manganese, 226, 227, 1039, 1083, 1084, 1151phosphate, 226, 227, 1084

Normal faults, 1139, 1143North Pacific diatom zone III, 851Northern Hemisphere ice sheet, 804Numerical, color designations, 7Ocean basin development, 1152Ocean floor spreading, 23, 238Oceanic circulation, 135, 321, 330, 1152Oceanic crust, 1143Oligocene,

archaemonads, 876dinoflagellate assemblages, 731disconformity, 1077ebridians, 879edoskeletal dinoflagellates, 882nannofossils, 326unconformity, 279

Oligocene unconformity, 1164Oligocene-late Eocene, unconformity, 283Ontong-Java Plateau, 1164Open circulation, 23Opoitan stage, 803, 805Orbulina suturalis Zone, 279Organic carbon, 1052, 1056, 1060Ostracode faunas, 1163Otway Basin, 1165Otway rift system, 1143

1192

Outcrop, 1136Oxygen isotope, 745, 769, 779, 1042, 1162, 1163, 1167Paleosurface temperatures of water, 236Paleooceanography, 759Paleooceanographic changes, 238Paleocene faunas, foraminifera, 370, 769, 833Paleocene-Eocene unconformity, 55Paleocene-Eocene boundary, 1158, 1164Paleocirculation, 202, 226

Cenozoic, 285Paleoclimatic curve, late Cenozoic, 777

history, temperate southern latitudes, 778sequence, 743

Paleoecology,diatoms, 923nannofossils, 470

Paleoenvironment, 677Paleogeographic distribution, diatoms, 924Paleoglacial history, Antarctic, 3, 19, 1040, 1042Paleolatitude, 751Paleomagnetic epoch boundary, Brunhes-Matuyama,

132Paleomagnetic events, worldwide correlation of, 780

history, Antarctic area, 3stratigraphy, 758

Paleooceanographic fluctuations, 410variations, 1041

Paleooceanography and glaciation, Antarctic, 1164Paleotemperatures, 56, 374, 479, 745, 750, 777, 802Palynology, 723

acritarchs, 726Cretaceous, 729, 731dinoflagellate cysts, 374early Eocene, 375Eocene-Oligocene boundary, 728Late Cretaceous and early Paleocene, 375late Eocene, 374late Paleocene, 375lower Tertiary, 729middle Eocene, 375, 729middle to late Eocene, 374preparation, 724remainié forms, Site 280, 724reworked Mesozoic, 375saccate grains, 724saccate pollen grains, 724Site 275, 26, 1031Site 280, 236, 724Site 281, 282, 726Site 282, 327, 727Site 283, 728Site 284, 730

Paradictyocha dumitricae Zone, 683Patulibracchium dickinsoni Zone, 26, 1012, 1013Pelagic depositions, 1136Peru-Chile Trench, 845Phosphate, nodules, 226, 227, 1084Phosphatic rock, 1083Pillow basalt, 125, 131, 321, 329, 1100, 1103Pillow flow, 1097Pillow lava, 369, 1100

Pillow structures, 321Plate motions, 1135Pleistocene,

climatic conditions, 323discussion of isotopic record, 803edoskeletal dinoflagellates, 882nannofossils, 325, 370sea level, 323transgression, 812

Plio-Pleistocene boundary, 479Pliocene,

diatoms, 131edoskeletal dinoflagellates, 882nannofossils, Pleistocene, 370

Pliocene bedrock, 41Pliocene-Quaternary boundary, 758, 770Pliocene-Pleistocene, diatoms, 131Pliocene-Pleistocene sediments, 41Pole of inaccessibility, 746Polished silicate grains, 1065Polycystine Radiolaria, 563Ponded turbidites, 132Pontosphaeraceae, 477Porifera, 327

Cenozoic, 544early Gilbert, 282evolutionary lineages, 544high latitude assemblage, 1012Late Cretaceous, 26late Paleocene, B. climata Zone-P. striata Zone, 374Matuyama (late Pliocene), 282nasellarian, 563, 564Patulibracchium dickinsoni Zone, 26, 1012, 1013polycystine, morphology of, 563Site 275, 26Site 276, 42Site 277, 55Site 278, 132, 553Site 279, 200Site 280, 555Site 281, 282, 555Site 283, 372species diversity, 1013Spongaster pentas Zone, 552Stichocorys peregrina Zone, 552stratigraphy, 545systematic paleontology, 567, 1013Upper Cretaceous, 1011Zone A, 552Zone B, 552Zone D, 552Zone E, 552Zone G, 552Zone I, 553Zone K, 553Zone L, 553Zone V, 552Zone Z, 553Zone ZH, 552

Rare-earth elements in basalt, analyses for, 1103, 1105Reduced ocean circulation, 27

1193

Reducing environment, 321Reflector, Site 275, 27Refraction lines, 1144Regional metamorphism, 41Regression, late Miocene, 812Regressional analysis, 1123Remainié forms, 724, 729, 731Remanent magnetic properties, 1109Reticulofenestra bisect a to Cyclicargolithus reticulata in-

terval, nannofossils, 54Reticulofenestra bisecta Zone, 53, 326Reticulofenestra dictyoda to Discoasteroides kuepperi in-

terval, 55Reticulofenestra hampdenensis to Reticulofenestra

placomorpha interval, 54Reticulofenestra oamaruensis through Cyclocargolithus

reticulata interval, 54Reticulofenestra placomorpha through Discoasteroides

kuepperi interval, 54Reticulofenestra placomorpha to Reticulofenestra

oamauruensis interval, 54Reticulofenestra pseudoumbilica Zone, 130, 197,234,408

reticulata Subzone, 853bisecta Zone, 131pseudoumbilica Zone, 280

Reworked diatoms, 42Reworking, 22Rifting, 239, 1142

between Australia and Antartica, 225, 275, 284, 317,320

Tasmanian area and Antarctica, 272Ripples, 365, 375Robertson Bay Group, 1117Rocella gemma Zone, 684Ross Sea, 27, 330Schist basement, 1152Scotia Sea, 1164Sea level, Pleistocene, 323Sea-floor spreading, 365Sea-ice formation, 1163Sediment classification, 9

distribution, 1135texture, 1052

Sedimentation,abyssal, 376detrital, 1077

Sedimentation rates, 1059, 1094Site 277, 56Site 278, 132, 134Site 279, 200Site 280, 237Site 281, 283Site 282, 327, 1060Site 283, 375Site 284, 409, 770

Sediments,acoustically transparent, 200bulk density of, 6Tasman Basin, 1136

Seismic data,Site 275, 27Site 277, 56

Site 278, 132Site 279, 200Site 280, 237Site 281, 283Site 282, 327Site 283, 375

Seismic reflectors, 1123Septarian nodule, 368Shallow-water conditions, 276

fauna and flora, 1055, 1060microfossils, 1060

Shannon-Wiener diversity index, 778Shear Zone, 1142Shipboard scientific procedures, 6Silicate grains,

abrasional episode, 1066ferruginous coatings, 1065silica coatings, 1066

Siliceous microfossils, Site 284, 409Siliceous ooze facies, 1149Siliceous productivity, 238Silicitite, 39Silicoflagellates, 677

Corbisema hastata Zone, 846Corbisema hastata-C. apiculata Zone, 684Corbisema hexacantha Zone, 684Corbisema spinosa Zone, 684Corbisema triacantha Zone, 849Dictyocha aculeata Zone, 683Dictyocha deflandrei Zone, 847Dictyocha fibula Zone, 850Dictyocha frenguellii Subzone, 847Dictyocha hexacantha Zone, 847Dictyocha medusa Zone, 684Dictyocha pseudofibula Zone, 850Dictyocha I Distephanus Ratio, 56, 132, 236, 282, 374,

677Distephanus crux Zone, 684Distephanus longispinus Zone, 850Distephanus octangulatus Zone, 853Distephanus octogonus Zone, 683Distephanus octonarius Zone, 850Distephanus speculum pentagonus Zone, 849Distephanus speculum speculum Zone, 850late Oligocene to late Eocene, 56Lyramula furcula Zone, 684, 845Mesocena apiculata Subzone, 847Mesocena circulus Subzone, 850Mesocena diodon Subzone, 683Naviculopsis biapiculata Zone, 684, 848Naviculopsis constricta Zone, 847Naviculopsis lata Zone, 849Naviculopsis navicula Zone, 849Naviculopsis quadrata Zone, 849Naviculopsis robusta Zone, 684Naviculopsis trispinosa Subzone, 847paleosurface temperatures of water, 236paleoenvironment, 677Paradictyocha dumitricae Zone, 683Rocella gemma Zone, 684Site 275, 26Site 277, 56

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Site 278, 132Site 280, 235Site 281, 282Site 283, 374stratigraphy, 845subantarctic, 282systematic paleontology, 685, 853zonation, 683, 845

Silification, 48, 1054, 1055Site 275, 19

alkalinity, 23background and objectives, 19biostratigraphy, 23diatoms, 24foraminifera, 24geochemical measurements, 23lithology, 22nannofossils, 24, 853operations, 21palynology, 26, 1031pH, 23Radiolaria, 26reflector, 27salinity, 23seismic data, 27siliceous sediments, Late Cretaceous, 913silicoflagellates, 26summary and conclusions, 27

Site 276, 37background and objectives, 37basement, 37biostratigraphy, 41diatoms, 42foraminifera, 41lithology, 39nannofossils, 41operations, 38primary objectives, 38Radiolaria, 42summary and conclusions, 42

Site 277, 45alkalinity, 48background and objectives, 45biostratigraphy, 48Cenozoic/Mesozoic boundary, 56diatoms, 55disconformity, 57foraminifera, 50geochemical measurements, 48lithology, 46nannofossils, 52operations, 46pH, 48Radiolaria, 55salinity, 48sedimentation rates, 56seismic data, 56silicoflagellates, 56summary and conclusions, 57tectonic activity, 56unconformity, 50, 52

Site 278, 121alkalinity, 126background and objectives, 121basalt, 1097, 1103biostratigraphy, 126diatoms, 131disconformity, 759foraminifera, 128geochemical measurements, 126lithology, 123nannofossils, 129, 853operations, 122pH, 126Pliocene-Pleistocene boundary, 758Radiolaria, 132, 553radiolarian, paleomagnetic curve, 759salinity, 126scientific objectives, 122sedimentation rates, 132, 134seismic data, 132silicoflagellates, 132summary and conclusions, 134tectonic activity, 134unconformity, 130, 1041

Site 279, 191alkalinities, 196background and objectives, 191basalt, 196, 1097, 1103basaltic source area, 196basement, 192, 200biostratigraphy, 197diatoms, 200foraminifera, 198geochemical measurements, 196lithology, 193nannofossils, 198operations, 192pH, 196Radiolaria, 200rare-earth elements analyses, basalt, 1105salinities, 196sedimentation rates, 200seismic data, 200summary and conclusions, 201

Site 280, 225acoustic basement, 237alkalinity, 232background and objectives, 225basalt, 231, 1099, 1104basement, 226biostratigraphy, 232carbonate compensation depth, 231diatoms, 235dinoflagellates, 724foraminifera, 232geochemical measurements, 231intrusives, 231lithology, 226magnetic pattern, 237nannofossils, 234, 853operations, 226

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palynology, 236, 724remainié forms, 724pH, 231Radiolaria, 555salinity, 232sedimentation rates, 237seismic data, 237silicoflagellates, 235Site 281, glauconite, K-ar ages, 1037summary and conclusions, 237

Site 281, 271acoustically transparent sediment, 283alkalinity, 276background and objectives, 271biostratigraphy, 276diatoms, 282dinoflagellates, 726foraminifera, 277geochemical measurements, 276glauconite, K-ar ages, Site 280, 1037lithology, 272nannofossils, 279operations, 272palynology, 282, 726pH, 276primary objectives, 272Radiolaria, 282, 555salinity, 276sedimentation rate, 283seismic data, 283silicoflagellates, 282summary and conclusions, 283

Site 282, 317alkalinity, 323background and objectives, 317basalt, 318, 1100, 1104biostratigraphy, 323bryozoa, 809diatoms, 327dinoflagellates, 727foraminifera, 323geochemical measurements, 323lithology, 318nannofossils, 325operations, 318palynology, 327, 727pH, 323porifera, 327salinity, 323sedimentation rates, 327, 1060seismic data, 327summary and conclusions, 329

Site 283, 365acoustically transparent sediments, 375alkalinity, 369background and objectives, 365basalt, 366, 1100basement, 376biostratigraphy, 369diatoms, 372dinoflagellate assemblages, 728foraminifera, 370

i\

geochemical measurements, 369lithology, 366nannofossils, 370, 853operations, 366palynology 374, 728, 729pH, 369Radiolaria, 372salinity, 369sedimentation rates, 375seismic data, 375silicoflagellates, 374summary and conclusions, 376

Site 284, 403alkalinity, 405background and objectives, 403biostratigraphy, 406foraminifera, 406geochemical measurements, 405lithology, 404nannofossils, 408operations, 403palynology, 730pH, 405pyrite, 405salinity, 405sedimentation rates, 409, 770 .siliceous microfossils, 409summary and conclusions, 410

Slumping, 812Smear-slide descriptions, 9Solander Trough-Emerald Basin, 1142Solution of nannofossils, 470Sonic logs, 1127Sonic measurements, 1127Sonic-velocity determinations, 6Sonobuoy data, 1123

results, 1124techniques, 1123

Source area, 231South Pole, 746South Tasman Basin, 845South Tasman Rise, 225, 272, 275, 284, 1077, 1117,

1150, 1152, 1157, 1159, 1161, 1164, 1166, 1167Southeast Indian Ocean, 1147Southwest Pacific Basin, 37Sphenolithus belemnos Zone, 849

ciperoensis Zone, 848distentus Zone, 849heteromorphus Zone, 849predistentus Zone, 853

Spongaster pentas Zone, 552Spreading axis, 376Spreading in the Tasman Sea, 369, 1157Stichocorys peregrina Zone, 552Stratigraphy,

coccoliths, nannofossils, 845Radiolaria, 545silicoflagellates, 845

Subaqueous abrasion, 1039Subfacies, bedded, 1149Submarine canyons, 27, 1136, 1138Subsidence, 284

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Subtropical Convergence, 19, 277, 769Subtropical water mass, 317Surface temperature during the Cenozoic, high-latitude,

751Systematic paleontology, agglutinated, paleocene

foraminifera, 833archaemonads, 876diatoms, 924ebridians, 879edoskeletal dinoflagellates, 882foraminifera, 454nannofossils, 481Radiolaria, 567, 1013silicoflagellates, 685, 853

Tasman Basin sediments, 1136Tasman Rise, 317, 1165, 1083Tasman Sea, 55, 132, 200, 365, 769, 1059, 1124, 1136,

1147, 1149, 1159, 1166Oceanographic conditions, 369spreading center, 1157spreading in the, 369

Tasman Sea Basin, 1135Tasman Sea-Coral Sea region, 330, 1161, 1163Tasmania, 317, 330, 1135, 1143, 1148, 1149, 1152, 1161,

1164, 1165Tasmanian continental shelf, 323Tasmanian-Antarctic separation, 238, 272Tectonic activity, 56, 134, 321Tectonic investigations, Leg 29, 3Tectonic pattern, 369Tectonism, 330Temperatures during the Cenozoic, deep-water, 752Terrigenous silt and clay facies, 1147Teurian stage, 845Thanathoceonsis, 282

diatoms, 55Thermomagnetic analysis, 1109, 1111Tonga-Kermadec Trench, 1157Transform fault zones, 1161Transgression, Eocene, 1118

Pleistocene, 812Tridymite, 22Triquetrorhabdulus carinatus Zone, 849Tropical zones, 480Tucker Cove formation, 21Tucker Cove limestone, correlation with Site 277

sediments, 48Turbidites, 1136, 1149, 1151, 1152

ponded, 132Turbidity, currents, 1060Unconformities, 132, 197, 277, 321, 323, 324, 327, 329,

330, 366, 367, 369, 376, 1039, 1077, 1084

Eocene-Oligocene, 279intra-Oligocene, 1157late Eocene to late Oligocene, 276major, 201, 283minor, 200nannofossils, Paleocene-Eocene, 55Oligocene, 279Oligocene-late Eocene, 283Site 277, 50, 52Site 278, 130, 1041

Upwelling, 5, 125, 134, 238, 1167Velocity discontinuities, 375

distribution, 375gradient, 327, 375

Vinculariiform bryozoa, 809Viscous remanent magnetization, 1109, 1112Volcanic activity, 1081

ash, 1041detritus, 1042material, 1082

Volcanism, 196, 1081, 1139, 1151Volcanogenic sediment, 1084Waiau depression, 1142Waipipian cooling, 776Waipipean stage, 801, 804, 806Warming,

late Miocene, 777middle Pliocene, 777Miocene-Pliocene boundary, 777

Weathered landmass, 1081West Antarctic ice sheet, 752, 780Western boundary current, 41, 43, 366, 1066Western Antarctica, 1162Whangai formation, 1062Winnowing, 41, 470Woolshed formation, 1062Worldwide correlation of paleomagnetic events,Zoarial types, bryozoa, 809Zonal scheme, foraminiferal, 449Zonation, silicoflagellates, 683Zone A. Radiolaria, 552Zone B. Radiolaria, 552Zone D. Radiolaria, 552Zone E. Radiolaria, 552Zone G. Radiolaria, 552Zone I. Radiolaria, 553Zone K. Radiolaria, 553Zone L. Radiolaria, 553Zone V. Radiolaria, 552Zone Z. Radiolaria 553Zone ZH. Radiolaria, 552Zoophycos, 195, 227, 1151

780

1197