Pla·​nor·​bis plə-ˈnȯr-bəs How to pronounce Planorbis (audio)
: a widely distributed genus of snails that is the type genus of the family Planorbidae, comprises snails having secondarily acquired gills and rather flattened spiral shells, and includes several that are intermediate hosts for schistosomes infecting humans

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Cite this Entry

“Planorbis.” Medical Dictionary, Merriam-Webster, Accessed 1 Mar. 2024.

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