Annals of the South African MuseumThe Museum, 1989 - Natural history |
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Page 299
... Microconch with type 2 ornament in which umbilical tubercles only develop on the late phragmocone stage and on the body chamber . B. NMB D1343 . Macroconch with type 1 ornament , retaining smooth ' umkwelanense ' stage up to the body ...
... Microconch with type 2 ornament in which umbilical tubercles only develop on the late phragmocone stage and on the body chamber . B. NMB D1343 . Macroconch with type 1 ornament , retaining smooth ' umkwelanense ' stage up to the body ...
Page 303
... Microconch with type 2 ornament . x 1 . Fig . 56. Placenticeras kaffrarium Etheridge , 1904. NMB D1269. CRETACEOUS FAUNAS FROM SOUTH AFRICA 303.
... Microconch with type 2 ornament . x 1 . Fig . 56. Placenticeras kaffrarium Etheridge , 1904. NMB D1269. CRETACEOUS FAUNAS FROM SOUTH AFRICA 303.
Page 327
A B Fig . 75. Placenticeras kaffrarium Etheridge , 1904. SAS Z80 . Microconch with type 6 ornament with strong lateral ornament at an early stage , resulting in distinct polygonal whorl section . x 1 . A B. CRETACEOUS FAUNAS FROM SOUTH ...
A B Fig . 75. Placenticeras kaffrarium Etheridge , 1904. SAS Z80 . Microconch with type 6 ornament with strong lateral ornament at an early stage , resulting in distinct polygonal whorl section . x 1 . A B. CRETACEOUS FAUNAS FROM SOUTH ...
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