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A European and North African genus of freshwater snails (family Planorbidae), including Planorbis planorbis, intermediate host of the sheep and cattle fluke, Paramphistoma cervi.
[G. planos, wandering, + L. orbis, circle, ring]
A genus of freshwater snails that is the intermediate host for some species of schistosomal blood flukes.
a water snail intermediate host to paramphistomes.