Annals of the South African Museum, Volume 59South African Museum, 1971 - Natural history |
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Page 197
... posteriorly • S. joubini Fins extended posteriorly to form ' tail ' ( Fig . 4 ) S. confusa 18 Ventral arms with hectocotylized region and distal cirri ( Fig . 8c , d ) ; fins extended into points posteriorly S. burnupi Ventral arms ...
... posteriorly • S. joubini Fins extended posteriorly to form ' tail ' ( Fig . 4 ) S. confusa 18 Ventral arms with hectocotylized region and distal cirri ( Fig . 8c , d ) ; fins extended into points posteriorly S. burnupi Ventral arms ...
Page 216
... posteriorly ; two lateral ridges narrow and indistinct anteriorly , but broader and more marked posteriorly . Ventrally with shallow longitudinal median groove . Striated zone long and anteriorly convex . Striae A - shaped posteriorly ...
... posteriorly ; two lateral ridges narrow and indistinct anteriorly , but broader and more marked posteriorly . Ventrally with shallow longitudinal median groove . Striated zone long and anteriorly convex . Striae A - shaped posteriorly ...
Page 250
South African Museum. posteriorly . Posterior spine absent . Shell a pale pink colour dorsally . Mid - dorsal longitudinal ridge present , but not limited by lateral grooves . Ridge ends posteriorly in blunt knob , whereafter shell ...
South African Museum. posteriorly . Posterior spine absent . Shell a pale pink colour dorsally . Mid - dorsal longitudinal ridge present , but not limited by lateral grooves . Ridge ends posteriorly in blunt knob , whereafter shell ...
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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