Annals of the South African Museum, Volume 103, Issue 7West, Newman & Company for the trustees of the Museum, 1994 - Natural history |
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Page 410
... carbonate values > 50 per cent . Seven species occur in sediments with average values > 70 per cent , with Buntonia gibbera having a mean value > 85 per cent . Palmo- concha walvisbaiensis is the only species to occur in opal - rich ...
... carbonate values > 50 per cent . Seven species occur in sediments with average values > 70 per cent , with Buntonia gibbera having a mean value > 85 per cent . Palmo- concha walvisbaiensis is the only species to occur in opal - rich ...
Page 417
... carbonate / terrigenous , muddy sands with a high organic matter content . Area 3. This is the most extensive of the barren areas . It lies on the inner - mid - shelf ( mean water depth 93 m ) and is characterized by warm , saline ...
... carbonate / terrigenous , muddy sands with a high organic matter content . Area 3. This is the most extensive of the barren areas . It lies on the inner - mid - shelf ( mean water depth 93 m ) and is characterized by warm , saline ...
Page 422
... carbonate content of the bottom sediments ( -0.4902 with salinity ) , implying that carbonate - rich sediments are less likely to occur in the warmer , more saline , sea - floor environments , as well as in outer - shelf areas where ...
... carbonate content of the bottom sediments ( -0.4902 with salinity ) , implying that carbonate - rich sediments are less likely to occur in the warmer , more saline , sea - floor environments , as well as in outer - shelf areas where ...
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Common terms and phrases
100 specimens abundant species Ambostracon flabellicostata Ambostracon keeleri apatite Australoecia fulleri Austroaurila rugosa authigenic Average S.D. Range Bairdoppilata simplex barren sites bottom sediments Buntonia bremneri Buntonia deweti Buntonia gibbera Buntonia namaquaensis Buntonia rogersi Buntonia rosenfeldi CaCO3 Cape Columbine Cape Peninsula cent Chrysocythere craticula continental shelf Coquimba birchi Correlation coefficients Cytherella dromedaria Cytherella namibensis Cytheropteron trinodosum Cytheropteron whatleyi Dingle dissolved oxygen Doratocythere exilis environmental parameters fauna Glauconite Henryhowella melobesioides Incongruellina venusta Indet Krithe capensis Krithe spatularis Kunene River Latitude latitudinal Lüderitz Macrocypris cf mean values metuenda ml/l MORG Namaqualand Neocaudites lordi Neocaudites osseus Neocytherideis boomeri Opal Orange River organic matter ostracod ostracod assemblages Palmoconcha walvisbaiensis Paracypris lacrimata Phosphorite Poseidonamicus panopsus Pseudokeijella lepralioides Range Average S.D. robusta Ruggieria cytheropteroides S.D. Range Average salinity sample sites sand sea-floor sediments sediments south-western Africa SWCA taxa temperature and salinity terrigenous upwelling Urocythereis arcana Walvis Bay Walvis Ridge Xestoleberis africana Xestolebris hartmanni