Annals of the South African MuseumThe Museum, 1989 - Natural history |
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Page 356
... Kennedy & Wright ( 1983 ) , Kennedy also stabilized Hoplitoplacenticeras nomenclature by designating lectotypes for the German species . Schlüter referred the same specimens to different names on the three occasions he discussed the ...
... Kennedy & Wright ( 1983 ) , Kennedy also stabilized Hoplitoplacenticeras nomenclature by designating lectotypes for the German species . Schlüter referred the same specimens to different names on the three occasions he discussed the ...
Page 383
... Kennedy & Wright 1983 ) . This raises the question why this intraspecific variation is so widespread in the Placenticeratidae and , for that matter , most of the other known Cretaceous narrowly umbilicate , compressed taxa , e.g. ...
... Kennedy & Wright 1983 ) . This raises the question why this intraspecific variation is so widespread in the Placenticeratidae and , for that matter , most of the other known Cretaceous narrowly umbilicate , compressed taxa , e.g. ...
Page 395
KENNEDY , W. J. & Cobban , W. A. 1976. Aspects of ammonite biology , biogeography , and biostratigraphy . Special Papers in Palaeontology 17 : 1–94 , pls 1–11 , 24 text - figs . KENNEDY , W. J. & KLINGER , H.C. 1973. In : Kennedy ...
KENNEDY , W. J. & Cobban , W. A. 1976. Aspects of ammonite biology , biogeography , and biostratigraphy . Special Papers in Palaeontology 17 : 1–94 , pls 1–11 , 24 text - figs . KENNEDY , W. J. & KLINGER , H.C. 1973. In : Kennedy ...
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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