Annals of the South African MuseumThe Museum, 1989 - Natural history |
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Page 251
... Kennedy & Wright 1983 , text - fig . 5. ) in Cretaceous forms and Kennedy & Wright ( 1985 ) now claim to have recognized it in all but three Upper Cretaceous families . Dimorphism in Cretaceous taxa is mainly limited to differences in ...
... Kennedy & Wright 1983 , text - fig . 5. ) in Cretaceous forms and Kennedy & Wright ( 1985 ) now claim to have recognized it in all but three Upper Cretaceous families . Dimorphism in Cretaceous taxa is mainly limited to differences in ...
Page 260
... Kennedy & Wright ( 1983 ) , both saddles and lobes are finely frilled and the term ' pseudoceratitic ' is a misnomer . Thus from this point of view , the family Placenticeratidae - as interpreted by Wright ( 1957 ) and Kennedy & Wright ...
... Kennedy & Wright ( 1983 ) , both saddles and lobes are finely frilled and the term ' pseudoceratitic ' is a misnomer . Thus from this point of view , the family Placenticeratidae - as interpreted by Wright ( 1957 ) and Kennedy & Wright ...
Page 356
... Kennedy & Wright ( 1983 : 870 ) repeated this diagnosis almost word for word . Kennedy ( 1986 ) provided a very detailed discussion of Hoplitoplacenticeras , based on examination of Schlüter's ( 1867 , 1871-1876 ) type material from ...
... Kennedy & Wright ( 1983 : 870 ) repeated this diagnosis almost word for word . Kennedy ( 1986 ) provided a very detailed discussion of Hoplitoplacenticeras , based on examination of Schlüter's ( 1867 , 1871-1876 ) type material from ...
Contents
List of species referred to Placenticeratidae | 384 |
Acknowledgements | 391 |
241 | 393 |
Copyright | |
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Common terms and phrases
9 figs adult adventive lobe Albian ammonite Anaplacenticeras body chamber Campanian of Germany Cenomanian Cenomanian of Central Cenomanian-Turonian of India Central Asia Chiplonkar & Ghare Cobban Collignon 1965a compressed Coniacian diameter dimorphism Engonoceratidae flanks forms fritschi de Grossouvre genus Gissarites Grossouvre Hengestites holotype Hoplitidae Hoplitoplacenticeras Hypengonoceras decaryi Collignon Iljin incision India Chiplonkar intraspecific variation Karamaites Kennedy & Wright Klinger Knemiceras Kopetdagites Kossmat lateral lobe lateral ornament lateral tubercles lectotype Luppov Maastrichtian Macroconch Madagascar Metaplacenticeras Michailova Microconch with type ontogenetic ontogenetic changes ontogenetic stage Parengonoceras Paulcke phragmocone Placenticeras fritschi Placenticeras kaffrarium Etheridge Placenticeras polyopsis Dujardin Placenticeras syrtale Morton Placenticeratidae Proplacenticeras Reeside ribs rounded Ruzhentsev Santonian Santonian of France scaphitoid uncoiling Schlüter shell Spath Stantonoceras subkaffrarium sutural ontogeny suture line text-fig ticeras Turonian type 4 ornament Type species umbilical edge umbilical tubercles umbilical wall umbilicus Upper Albian Upper Campanian Upper Cretaceous ventral clavi whorl section Wiedmann Zululand