Annals of the South African Museum, Volume 110The Museum, 2003 - Natural history |
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Page 19
The ventral surface sutures with the prefrontal and frontal are less strongly interdigitating . The ventral surfaces of the nasals carry the anterior part of a wide channel for the olfactory tract , and an area for the nasal glands ...
The ventral surface sutures with the prefrontal and frontal are less strongly interdigitating . The ventral surfaces of the nasals carry the anterior part of a wide channel for the olfactory tract , and an area for the nasal glands ...
Page 57
The long axis of the element is bowed so that the lateral surface is convex and the medial surface concave . The anterior margin , when viewed laterally , is concave , whereas the posterodorsal margin is neither strongly posteriorly ...
The long axis of the element is bowed so that the lateral surface is convex and the medial surface concave . The anterior margin , when viewed laterally , is concave , whereas the posterodorsal margin is neither strongly posteriorly ...
Page 63
The surface for articulation with the ilium is greatly expanded to form a broad , triangular area . This is much larger than the corresponding surface on the ilium and the excess forms a rugose anteroventral acetabular border .
The surface for articulation with the ilium is greatly expanded to form a broad , triangular area . This is much larger than the corresponding surface on the ilium and the excess forms a rugose anteroventral acetabular border .
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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