Search Results for: Live ark shells not in shell
(mollusca, gastropoda) of the albertine rift valley (uganda-zaire) vandamme d., pickford m. state university of ghent, lab palaeontology, krijgslaan -s ,b- ghent, belgium abstract the albertine rift valley (uganda-zaire) contains vast sedimentary sequences of late cenozoic age. they were deposited in
an extensive riftlake, lake obweruka, which existed from c. ma to ma and was comparable in size and depth to the present l. tanganyika. many freshwater molluscs that occur in these lacustrine deposits are characterised by their aberrant shell morphology, their extreme ornamentation and general form,...
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