Annals of the South African Museum, Volume 110The Museum, 2003 - Natural history |
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Page 96
... constrictions per whorl , each backed by a low collar . The constrictions are strongly prorsiradiate , almost straight across the flanks , and reflex at the ventrolateral shoulders to cross the venter transversely , with a shallow ...
... constrictions per whorl , each backed by a low collar . The constrictions are strongly prorsiradiate , almost straight across the flanks , and reflex at the ventrolateral shoulders to cross the venter transversely , with a shallow ...
Page 225
... Constrictions are common and conspicuous , occurring approximately once per half whorl . This results in all the constrictions being slightly offset , one above the other in a line parallel to the axis of coiling . Discussion Kaplan ...
... Constrictions are common and conspicuous , occurring approximately once per half whorl . This results in all the constrictions being slightly offset , one above the other in a line parallel to the axis of coiling . Discussion Kaplan ...
Page 227
... constrictions ; one per whorl , resulting in their being aligned obliquely one above the other on the flanks . Discussion Even though we have only one specimen , the wide apical angle , tight coiling and regular spacing of the constrictions ...
... constrictions ; one per whorl , resulting in their being aligned obliquely one above the other on the flanks . Discussion Even though we have only one specimen , the wide apical angle , tight coiling and regular spacing of the constrictions ...
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Common terms and phrases
ammonites Angola Annals archosaurs articulates Baculites Berkeley BMNH body chamber Campanian Cape Town caudal vertebrae centrum Charig coiling compressed Coniacian constrictions Cooper Cretaceous ammonites Damesites dentary diameter Didymoceras Diplomoceras Diplomoceras cylindraceum Defrance dorsal edge Erythrosuchus africanus Broom Eubostrychoceras fauna fenestra Figure flanks foramen fossils fragments gardeni Baily Garjainia genus Geological Géologique Gisement Glyptoxoceras Hauericeras holotype Howarth Huene Hyatt Hypophylloceras incomplete intercentra internal moulds Jimbo kaffrarium Kennedy & Cobban Klinger & Kennedy Kossmat Kossmaticeras KwaZulu Lateral view locality lower Campanian Maastrichtian Madagascar material Matsumoto maxilla medial views Mesopuzosia Morrowites Neocrioceras Neoglyptoxoceras Nostoceras Nostoceras Bostrychoceras Ochev ornament Paleontology phragmocone Placenticeras posterior posteriorly posteroventral premaxilla Prionocycloceras proterosuchids ribs Santonian São Nicolau shaft skull roof South African Museum Spath specimens St Lucia Formation Stoliczka Superfamily suture Tetragonites Texanites text-fig Turonian Type species umbilicus UNIVERSITY OF CALIFORNIA Upper Cretaceous venter ventral views ventrolateral tubercles whorl height whorl section