Annals of the South African Museum: Annale Van Die Suid-Afrikaanse MuseumWest, Newman & Company for the trustees of the Museum, 1989 - Natural history |
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Page 447
... area between Australia and New Zealand , was so named because it has a small ( much smaller than that of P. panopsus ... shelf off south - western Africa has a number of important implications for understanding the evolution of the genus ...
... area between Australia and New Zealand , was so named because it has a small ( much smaller than that of P. panopsus ... shelf off south - western Africa has a number of important implications for understanding the evolution of the genus ...
Page 451
... shelf area ( Shannon 1985 ) . Figure 10 shows sea - floor variations in temperature , salinity , and dissolved oxygen across the continental margin at the southern end of the Orange Shelf ( 32 ° S ) . The upper depth limit of P ...
... shelf area ( Shannon 1985 ) . Figure 10 shows sea - floor variations in temperature , salinity , and dissolved oxygen across the continental margin at the southern end of the Orange Shelf ( 32 ° S ) . The upper depth limit of P ...
Page 453
... Orange Shelf area , and between the Orange Shelf and the SW Cape area ) , dissolved oxygen values on the sea floor are too low for its survival . 222 22 2 2 2 4 30 28 26 24 20 18 16 14 12 10 8 6 4 2 T ML AAIW 0,4 SMZ P. panopsus 0,8 SZ ...
... Orange Shelf area , and between the Orange Shelf and the SW Cape area ) , dissolved oxygen values on the sea floor are too low for its survival . 222 22 2 2 2 4 30 28 26 24 20 18 16 14 12 10 8 6 4 2 T ML AAIW 0,4 SMZ P. panopsus 0,8 SZ ...
Contents
Discussion | 447 |
Family Trachyleberididae SylvesterBradley 1948 | 453 |
Acknowledgements | 456 |
Copyright | |
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Common terms and phrases
1972 Poseidonamicus 200 m water AAIW Abbreviations abundance of Poseidonamicus adductors adult valves allochthonous ancestor Antarctic Intermediate Water Atlantic Deep Water Australasia Bathyal Campanian Cenozoic Chapman & Shannon continental margin continental shelf continental slope deep-water depth range Dingle dissolved oxygen dissolved oxygen values dorsal Eocene genus hinge ears holotype homeomorphy inner shelf internal ocular sinus isobath juvenile lower depth limit Lower Eocene margin of south-western mean mud contents Miocene ml/l Mozambique Channel NADW North Atlantic Deep Orange Shelf area ostracod fauna ostracod population oxygen deficient parameters paratypes Percentage of adult percentage of ostracod plotted against water Poseidonamicus major Benson Poseidonamicus panopsus sp Quaternary relative abundance salinity minimum zone scar separated shallow-water species sighted species smoothed 5-point means South African Museum south-western Africa southern Africa species of Poseidonamicus St Helena Bay Tertiary upper depth limit Walvis Bay water depth Whatley & Coles Whatley et al