Annals of the South African MuseumThe Museum, 1989 - Natural history |
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Page 448
... values are smoothed 5 - point means . Samples TBD 6823 and TBD 6825 have not been included ( no analysis of mud contents are available ) . Note the inverse relationship between the mud content and percentage P. panopsus , with peak values ...
... values are smoothed 5 - point means . Samples TBD 6823 and TBD 6825 have not been included ( no analysis of mud contents are available ) . Note the inverse relationship between the mud content and percentage P. panopsus , with peak values ...
Page 450
... values ( measured as number of valves / 100 g of original dry sediment ) peak on the inner shelf ( > 500 valves / 100 g in < 200 m water depths ) , and fall rapidly towards the outer shelf and slope . Concomitant with this decline in ...
... values ( measured as number of valves / 100 g of original dry sediment ) peak on the inner shelf ( > 500 valves / 100 g in < 200 m water depths ) , and fall rapidly towards the outer shelf and slope . Concomitant with this decline in ...
Page 451
... 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 ) . 10 0 100 200 The three deepest sites at which the species was recovered ( TBD 1694 , 425 m ...
... 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 ) . 10 0 100 200 The three deepest sites at which the species was recovered ( TBD 1694 , 425 m ...
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Common terms and phrases
adult adventive lobe Albian ammonites Atlantic Benson body chamber bottom depth Campanian Cape Town catch rates Cenomanian Central Asia Chiplonkar & Ghare compressed Coniacian continental diameter Diaphus dimorphism distribution Engonoceratidae fauna flanks genus Group holotype Hoplitoplacenticeras Hulley Hyatt Hypengonoceras decaryi Collignon Iljin intraspecific variation isobath Karamaites Kennedy & Wright Klinger Lampanyctodes hectoris lanternfish lateral lobe lateral ornament lateral tubercles Maastrichtian Macroconch Madagascar Marine Metaplacenticeras Michailova Microconch with type myctophid oceanic ontogenetic changes ontogeny Orange Shelf ostracod Parengonoceras Paulcke pelagic phragmocone Placenticeras kaffrarium Etheridge Placenticeras polyopsis Placenticeratidae polyopsis Dujardin Proplacenticeras pseudoceanic ribs saddle Santonian separated Shannon shell smooth South African Museum south-western Africa southern Benguela region Spath specimens specimens.h¹ stage stations subkaffrarium sutural ontogeny suture suture line SW Cape temperature text-fig Turonian Type species umbilical tubercles umbilicus umkwelanense Upper Albian Upper Campanian Upper Cretaceous upwelling venter ventral clavi Whatley whorl section Wiedmann Zululand