Annals of the South African Museum, Volume 59South African Museum, 1971 - Natural history |
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Page 226
... Striated zone occupies just over half ventral surface of shell . Anterior border of striated zone convex , with invagination at median groove . But this apparently due to repair outgrowth mentioned above , since anterior border Ʌ ...
... Striated zone occupies just over half ventral surface of shell . Anterior border of striated zone convex , with invagination at median groove . But this apparently due to repair outgrowth mentioned above , since anterior border Ʌ ...
Page 242
... striated and smooth zones ( Pl . 44d ) . A number of shallow grooves radiate over striated zone from * In one specimen ( A31319 , length 63 mm ) the striated zone is concave . posterior end in holotype ; median longitudinal groove no ...
... striated and smooth zones ( Pl . 44d ) . A number of shallow grooves radiate over striated zone from * In one specimen ( A31319 , length 63 mm ) the striated zone is concave . posterior end in holotype ; median longitudinal groove no ...
Page 243
... striated zone , and the outer cone is much broader posteriorly . The inner cone is also more strongly developed in S. angulata . S. angulata has been so named after the angle formed between the striated and smooth zones in lateral view ...
... striated zone , and the outer cone is much broader posteriorly . The inner cone is also more strongly developed in S. angulata . S. angulata has been so named after the angle formed between the striated and smooth zones in lateral view ...
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Common terms and phrases
Adam & Rees Africa Agriotherium ant.post Ant.transv anteriorly bicornis biserial bones burnupi CALIFOR canines Cape capensis Ceratotherium praecox coast cusps dentary dentition developed diameter Dicynodontia Dinocephalia distal dorsal dorsal arms early therapsids ectoloph elongated Endothiodontidae enlarged female figs foramen fossil genus Gorgonopsia Hemisepius HENDEY hieronis holotype Hooijer Hydrurga incisors Indarctos inner cone joubini Langebaanweg larvae lateral Leptonychotes Lobodon male mantle margin Massy median medisinus molars monachine Monachus Natal ossified outer cone papillata Parapapio pelycosaurs Permian phocids phragmocone Phthinosuchus pigmentation pinniped Pleistocene Pliocene Post.transv postcanines posteriorly postorbital premaxilla primitive Prionodelphis Protective membranes protocone proximal quadriserial Relative dimensions Robson rows seals Sepia Sepiidae shell simoniana simum skull South African Museum species specimen sphenacodonts squamosal standard length striated zone subequal suckers surface TABLE teeth temporal fenestra Tentacular club therapsids Therocephalia Titanosuchidae Trachurus transverse typica upper ventral arm ventral views vermiculata width