Annals of the South African MuseumThe Museum, 1989 - Natural history |
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Common terms and phrases
adventive lobe Albian ammonite Anaplacenticeras body chamber Cenomanian Central Asia Chiplonkar & Ghare Cobban Collignon 1965a compressed Coniacian diameter dimorphism early Engonoceratidae flanks forms fritschi de Grossouvre genus genus Placenticeras Gissarites Grossouvre Haughton Hengestites holotype Hoplitidae Hoplitoplacenticeras Hypengonoceras decaryi Collignon Iljin incision India inner whorls intraspecific variation Karamaites Kennedy & Wright Klinger Knemiceras Kopetdagites Kossmat lateral lobe lateral ornament lateral tubercles lectotype Lower Campanian Luppov Maastrichtian Macroconch Madagascar Metaplacenticeras Michailova Microconch with type Mirzoev ontogenetic ontogenetic changes ontogenetic stage Parengonoceras Paulcke phragmocone Placenticeras kaffrarium Etheridge Placenticeras polyopsis Dujardin Placenticeratidae Proplacenticeras Reeside ribs rounded Ruzhentsev saddle E/L Santonian scaphitoid uncoiling Schindewolf 1967 Schlüter Spath Stantonoceras stratigraphic subkaffrarium sutural ontogeny suture line text-fig ticeras Turonian type 4 ornament Type species typical umbilical edge umbilical lobe umbilical tubercles umbilical wall umbilicus Upper Albian Upper Campanian Upper Cretaceous venter becomes ventral clavi whorl section Wiedmann Zululand Zululand material