''Rotadiscus'' is a
genus of small air-breathing
land snail
A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. ''Land snail'' is the common name for terrestrial gastropod mollusks that have shells (those without shells are known as ...
s,
terrestrial pulmonate
Pulmonata or pulmonates, is an informal group (previously an order, and before that a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group includ ...
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusks in the family
Charopidae.
Species
Species within the genus ''Radioconus'' include:
* ''
Rotadiscus hermanni
''Rotadiscus'' is a genus of discoidal animal known from the Cambrian Chengjiang biota and classified with the eldoniid
Eldoniids are an extinct clade of enigmatic disc-shaped animals which lived in the early to middle Paleozoic (Cambrian to D ...
'' (L. Pfeiffer, 1866) - type species of the genus ''Rotadiscus''
* ''
Rotadiscus insularis
''Rotadiscus'' is a genus of discoidal animal known from the Cambrian Chengjiang biota and classified with the eldoniid
Eldoniids are an extinct clade of enigmatic disc-shaped animals which lived in the early to middle Paleozoic (Cambrian to D ...
'' (Climo, 1978)
* ''
Rotadiscus jamiesoni
''Rotadiscus'' is a genus of discoidal animal known from the Cambrian Chengjiang biota and classified with the eldoniid
Eldoniids are an extinct clade of enigmatic disc-shaped animals which lived in the early to middle Paleozoic (Cambrian to D ...
'' (Climo, 1978)
* ''
Rotadiscus protoinsularis
''Rotadiscus'' is a genus of discoidal animal known from the Cambrian Chengjiang biota and classified with the eldoniid
Eldoniids are an extinct clade of enigmatic disc-shaped animals which lived in the early to middle Paleozoic (Cambrian to D ...
'' Climo, 1989
* ''
Rotadiscus smithae
''Rotadiscus'' is a genus of discoidal animal known from the Cambrian Chengjiang biota and classified with the eldoniid
Eldoniids are an extinct clade of enigmatic disc-shaped animals which lived in the early to middle Paleozoic (Cambrian to D ...
'' (Dell, 1954)
* ''
Rotadiscus takakaensis'' (Climo, 1981)
* an undescribed species of
''Rotadiscus'' from Toca do Gonçalo cave in Brazil
[Silva 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