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THE AGE OF THE FAUNA
COMPARISON WITH EXTRAEUROPEAN FAUNAS
THE DISTRIBUTION OF THE Uitenhage Fauna IN RELA
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adult African angle anterior appears aspect atherstoni baini Band becomes beds border characters closely Coega collection comparable comparison considerably convex Cretaceous curved delicate described developed differs Dimensions directed distinguished elongated evidence fauna figured flank fossils frontal genus Geol Geological greater Greatest growth half height herzogi Holcostephanus individual inflated Jurassic keel known lateral length less lower margin marked measured middle mile Museum narrow Neocomian Neumayr occur Oomia ornamentation outline pass Plate portion posterior present preserved probably prominent railway referred regard region relatively Remarks represent resemblance ribs ridges Rogers rounded sculpture seen separated Sharpe shell shows side similar single slightly slope South African species specimen spiral stage strongly Sunday's River surface Tate traced Trigonia tubercles Uitenhage umbilical umbo umbonal upper valve ventricosa whorl