Annals of the South African Museum, Volume 28South African Museum, 1932 - Natual history |
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Page 11
... radial ridges , the latter being the stronger ; the radial ridges interrupted towards the ventral part of the shell by irregular laminar concentric growths ; posterior to the carina the concentric ornamentation appears to dominate ...
... radial ridges , the latter being the stronger ; the radial ridges interrupted towards the ventral part of the shell by irregular laminar concentric growths ; posterior to the carina the concentric ornamentation appears to dominate ...
Page 168
... radial ribs are separated by interspaces wider than themselves ; towards the posterior and up to the bounding ridge of the lunule the radial ribs become stronger and closer together ; on the lower part of the lunule the concentric ...
... radial ribs are separated by interspaces wider than themselves ; towards the posterior and up to the bounding ridge of the lunule the radial ribs become stronger and closer together ; on the lower part of the lunule the concentric ...
Page 183
... radial ribs and strong growth striae . Inner surface with radial grooves corresponding to the external ribs , and with toothed ventral margin . Umbonal part much produced and strongly curved anteriorly , with large pointed area ...
... radial ribs and strong growth striae . Inner surface with radial grooves corresponding to the external ribs , and with toothed ventral margin . Umbonal part much produced and strongly curved anteriorly , with large pointed area ...
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Common terms and phrases
acetabulum acromion Albian angle anteriorly Anthodon aperture articulation articulatory surface Baily Beds bone Boonstra border Brachypareia rogersi Bradysaurus baini Broom capensis carina clavicle cleithrum concave convex coracoidal coracoidal plate Cretaceous Description.-Shell digit distal dorsal view edge elongate Embrithosaurus Equus facet fairly Fauna femur fibula figs figured foramen forms fossa Fossils Gastropoda Genus Geol girdle glenoid Glossopteris groove Haughton Hoepen holotype humerus iliac ilium internal trochanter ischial ischium Lamellibranchia left valve median moderately muscles narrow Neithea Nochelesaurus oblique ornamentation outer Pareiasaurian Pareiasaurus Pareiasuchus pelvis phalangeal Pondoland postaxial posterior posteriorly preaxial Propappus proximal pubic radial Rennie ribs ridge right valve rounded S.A. Mus scapula schwarzi seeleyi Senonian shaft shell skull slightly South African Museum Spath species specimen spiral splenial Stoliczka strong suture symphysis Tapinocephalus tarsal teeth TEXT-FIG tibia transverse tubercles Uitenhage ulna umbo umbones upper ventral margin width Woods XXVIII Zululand