Annals of the South African Museum, Volume 110The Museum, 2003 - Natural history |
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Page 95
... compressed ( H / W = 1.36 ) , with a narrow evenly arched venter and weakly convex flanks which converge slightly towards the venter . Maximum width is one - third of the way up the flank . Ornament is lacking on the inner flanks but ...
... compressed ( H / W = 1.36 ) , with a narrow evenly arched venter and weakly convex flanks which converge slightly towards the venter . Maximum width is one - third of the way up the flank . Ornament is lacking on the inner flanks but ...
Page 115
... compressed Hauericeras of the Santonian , with a conspicuously raised siphonal keel . It retains the ornament and suture of Puzosia and has the shell form of Hauericeras ; the sharpened venter of Mossamedites represents an intermediate ...
... compressed Hauericeras of the Santonian , with a conspicuously raised siphonal keel . It retains the ornament and suture of Puzosia and has the shell form of Hauericeras ; the sharpened venter of Mossamedites represents an intermediate ...
Page 253
... compressed . Coiling in the phragmocone is both sinistral and dextral . In most specimens the apical angle is very wide , of the order of 120 to 140 degrees e.g. the holotype , SAS - Z762 ( Figs 13-16 ) , SAM - PCZ17341 ( Fig . 21A ) ...
... compressed . Coiling in the phragmocone is both sinistral and dextral . In most specimens the apical angle is very wide , of the order of 120 to 140 degrees e.g. the holotype , SAS - Z762 ( Figs 13-16 ) , SAM - PCZ17341 ( Fig . 21A ) ...
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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