Annals of the South African MuseumThe Museum, 1989 - Natural history |
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Page 364
... external sutures : the one of the holotype , and a second of a fragment from the Cenomanian of Mont Raynaud in Madagascar ( Boule et al . 1907 , text - fig . 26 , p . 46 ) . The external saddle is characteristic , in being clearly ...
... external sutures : the one of the holotype , and a second of a fragment from the Cenomanian of Mont Raynaud in Madagascar ( Boule et al . 1907 , text - fig . 26 , p . 46 ) . The external saddle is characteristic , in being clearly ...
Page 402
... external side . The lobes originating in the area of the umbilicus , either undergo double division or remain undivided and shift on to the external or internal side . Comparison Of Kopetdagites gen . n . , is characterized by the ...
... external side . The lobes originating in the area of the umbilicus , either undergo double division or remain undivided and shift on to the external or internal side . Comparison Of Kopetdagites gen . n . , is characterized by the ...
Page 405
... external disappearing on the body chamber ; the external region bears strong , elongate tubercles in two parallel rows and alternating . But here : the umbilical tubercles are at the summit of the umbilical wall , the latero - external ...
... external disappearing on the body chamber ; the external region bears strong , elongate tubercles in two parallel rows and alternating . But here : the umbilical tubercles are at the summit of the umbilical wall , the latero - external ...
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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