Search Results for: Clams in shell
(picture not licenced under creative commons) pila ovata. pila ovata, operculum. shell : the shell of the medium sized ( - mm wide, - mm high) african species has a relatively high spire (about / of the aperture hight) and a round shell opening (aperture). the umbilicus is small, but deep and the lip
eggs: the eggs calcareous, white eggs are deposited above the waterline. food: various water plants. behaviour: prefers stagnant water (swamps, flood-planes). distribution: uganda, kenya, tanzania, eastern congo, nile from the victoria lake to egypt, isolated populations in sudan. except where otherwise...
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