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 438
... sediments prompted Whatley et al . ( 1986 ) to predict that a shallow - water ancestor existed at least until late ... sediment samples from the continental shelf and slope off south - western Africa ( Fig . 1 , Table 2 ) . All the ...
... sediments prompted Whatley et al . ( 1986 ) to predict that a shallow - water ancestor existed at least until late ... sediment samples from the continental shelf and slope off south - western Africa ( Fig . 1 , Table 2 ) . All the ...
Page 441
... sediment samples containing Poseidonamicus panopsus sp . nov . on the continental margin off south - western Africa . Isobaths at 100 m to 500 m and 1 km to 5 km . Sample numbers and locations are listed in Table 2. Open circles are ...
... sediment samples containing Poseidonamicus panopsus sp . nov . on the continental margin off south - western Africa . Isobaths at 100 m to 500 m and 1 km to 5 km . Sample numbers and locations are listed in Table 2. Open circles are ...
Page 449
... sediments ( Fig . 6 ) indicate that the species peaks ( up to 60 % total ostracod population ) at about 250 m water depth , where the mud content of the sediment is lowest ( mean of 30 % ) . On the adjacent inner shelf and outer shelf ...
... sediments ( Fig . 6 ) indicate that the species peaks ( up to 60 % total ostracod population ) at about 250 m water depth , where the mud content of the sediment is lowest ( mean of 30 % ) . On the adjacent inner shelf and outer shelf ...
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Common terms and phrases
100 microns 1972 Poseidonamicus 250 m water AAIW Abbreviations abundance of Poseidonamicus adult valves Atlantic Deep Water Atlantic SW author's name Bathyal Benson & Peypouquet Campanian Cenozoic N Atlantic Chapman & Shannon continental margin continental shelf continental slope deep-water depth range dissolved oxygen DSDP Eocene eye tubercle Gastropoda genus hinge ears holotype internal ocular sinus juvenile MARGIN OF SOUTH-WESTERN mean mud contents Miocene ml/l Mozambique Channel NADW ocularis Whatley Oligocene Orange Shelf Orange Shelf area ostracod fauna ostracod population paratypes percentage of ostracod Peypouquet 1983 plotted against water Poseidonamicus major Benson Poseidonamicus panopsus sp Poseidonamicus sp Quaternary salinity minimum zone Scale bars scars separated SHALLOW-WATER SPECIES sighted species slope off south-western smoothed 5-point means South African Museum south-western Africa southern Africa species of Poseidonamicus St Helena Bay SW Cape Synonymy Table Tertiary upper depth limit Walvis Bay water depth Water mass Whatley & Coles Whatley et al