Annals of the South African Museum, Volume 28South African Museum, 1932 - Natual history |
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Page 193
... margin , cutting off a small laterally compressed area . Surface of each valve with six well - marked , flattened ... margin , dividing a broad , flattened , sloping posterior area from the rest of the valve . Lunular margin concave ...
... margin , cutting off a small laterally compressed area . Surface of each valve with six well - marked , flattened ... margin , dividing a broad , flattened , sloping posterior area from the rest of the valve . Lunular margin concave ...
Page 194
South African Museum. margin ; postero - dorsal margin very slightly convex , almost straight , meeting the posterior margin in a very obtuse angle ; posterior margin gently convex , meeting the ventral margin in a rounded angle . Lunule ...
South African Museum. margin ; postero - dorsal margin very slightly convex , almost straight , meeting the posterior margin in a very obtuse angle ; posterior margin gently convex , meeting the ventral margin in a rounded angle . Lunule ...
Page 195
... margin well rounded and merging gradually into that of the ventral side . Surface with concentric striae and ... margin somewhat obliquely . Remarks . - The single specimen described above seems to be unique among Cretaceous ...
... margin well rounded and merging gradually into that of the ventral side . Surface with concentric striae and ... margin somewhat obliquely . Remarks . - The single specimen described above seems to be unique among Cretaceous ...
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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