Annals of the South African Museum, Volume 110The Museum, 2003 - Natural history |
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Page 35
17A , F ) that receives the upper posterior process of the dentary . The central dentary process passes under the ventral edge of the anterior end of the surangular to contact the lateral face of a ventrally opening trough on the ...
17A , F ) that receives the upper posterior process of the dentary . The central dentary process passes under the ventral edge of the anterior end of the surangular to contact the lateral face of a ventrally opening trough on the ...
Page 46
C. Anterior view of posterior dorsal vertebra . D. Posterior view of posterior dorsal vertebra . E. Left lateral view of one of the most posterior dorsal vertebrae of smaller individual . Scale bars represent 30 mm . well defined as the ...
C. Anterior view of posterior dorsal vertebra . D. Posterior view of posterior dorsal vertebra . E. Left lateral view of one of the most posterior dorsal vertebrae of smaller individual . Scale bars represent 30 mm . well defined as the ...
Page 47
The arch also becomes pierced by foramina along the posterior edge of the base of the transverse process and behind the posteroventral lamella . These posterior foramina become less obvious as the posteroventral lamella recedes .
The arch also becomes pierced by foramina along the posterior edge of the base of the transverse process and behind the posteroventral lamella . These posterior foramina become less obvious as the posteroventral lamella recedes .
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ammonites Angola Annals anterior arch archosaurs articulates base become BMNH body chamber Broom Campanian Cape caudal vertebrae closely Cobban coiling collections Collignon complete compressed Coniacian consists constrictions Cooper Cretaceous cylindraceum described Description diameter differs Diplomoceras Discussion distal dorsal early edge elements Erythrosuchus africanus Eubostrychoceras example fauna Figure flanks fossils fragments genus Geological Gower History holotype Howarth incomplete Kennedy Klinger known KwaZulu Lateral view LIBRARY locality lower Maastrichtian Madagascar material Matsumoto maxilla medial Middle narrow Natural occurrence original ornament Paleontology phragmocone position possibly posterior present preserved probably proximal referred represented ribs rounded Santonian shaft shell shows similar single skull slightly Society South African Museum Spath species specimens St Lucia Formation suggests surface suture text-fig tubercles Turonian Type species umbilical Upper Upper Cretaceous venter ventral ventrolateral vertebrae whorl whorl section