Alsolemia Longstaffae
''Rotadiscus'' is a genus of small air-breathing land snails, terrestrial animal, terrestrial pulmonate gastropod mollusks in the family Charopidae. Species Species within the genus ''Radioconus'' include: * ''Rotadiscus hermanni'' (L. Pfeiffer, 1866) - type species of the genus ''Rotadiscus'' * ''Rotadiscus insularis'' (Climo, 1978) * ''Rotadiscus jamiesoni'' (Climo, 1978) * ''Rotadiscus protoinsularis'' Climo, 1989 * ''Rotadiscus smithae'' (Dell, 1954) * ''Rotadiscus takakaensis'' (Climo, 1981) * an undescribed species of Rotadiscus from Toca do Goncalo, ''Rotadiscus'' from Toca do Gonçalo cave in BrazilSilva M. S. & Ferreira R. L. (2016). "The first two hotspots of subterranean biodiversity in South America". ''Subterranean Biology'' 19: 1-21. . References External links

Charopidae {{Charopidae-stub ...
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Rotadiscus From Toca Do Goncalo
''Rotadiscus'' is a genus of discoidal animal known from the Cambrian Chengjiang biota and classified with the eldoniids. As with other eldoniids, it was originally thought to have been pelagic, but is now thought to be benthic. References

Cambrian invertebrates Fossils of China Fossils of Canada Prehistoric animal genera {{Cambrian-animal-stub Cambrian genus extinctions ...
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