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 449
... Water depth ( m ) Fig . 7. Abundance of ostracod population ( number of valves / 100 g sediment ) and relative abundance of Poseidonamicus panopsus sp . nov . ( percentage of ostracod fauna × 100 ) plotted against water depth . Ostracod ...
... Water depth ( m ) Fig . 7. Abundance of ostracod population ( number of valves / 100 g sediment ) and relative abundance of Poseidonamicus panopsus sp . nov . ( percentage of ostracod fauna × 100 ) plotted against water depth . Ostracod ...
Page 451
... plotted against water depth . Note that peak values ( > 60 % ) lie around 200 m water depth , which is slightly shallower than the peak values of abundance of the species ( Fig . 6—250 m ) . 200 400 500 The three deepest sites at which ...
... plotted against water depth . Note that peak values ( > 60 % ) lie around 200 m water depth , which is slightly shallower than the peak values of abundance of the species ( Fig . 6—250 m ) . 200 400 500 The three deepest sites at which ...
Page 453
... water temperatures are approximately 9,0 ° C - 5,8 ° C . 4. Limiting salinities are 34,70-34,40005. Limiting ... plotted against water depth . The populations of the two species are separated by 1 500 m of water on the continental slope ...
... water temperatures are approximately 9,0 ° C - 5,8 ° C . 4. Limiting salinities are 34,70-34,40005. Limiting ... plotted against water depth . The populations of the two species are separated by 1 500 m of water on the continental slope ...
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