''Rissopsis'' is a
genus of very small, somewhat
amphibious
Amphibious means able to use either land or water. In particular it may refer to:
Animals
* Amphibian, a vertebrate animal of the class Amphibia (many of which live on land and breed in water)
* Amphibious caterpillar
* Amphibious fish, a fish ...
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 that have a
gill and an
operculum, semi-
terrestrial 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 or
micromollusk
A micromollusk is a shelled mollusk which is extremely small, even at full adult size. The word is usually, but not exclusively, applied to marine mollusks, although in addition, numerous species of land snails and freshwater mollusks also ...
in the
family Iravadiidae
Iravadiidae is a family of minute sea snails, marine gastropod molluscs in the superfamily Truncatelloidea and the clade Littorinimorpha
Littorinimorpha is a large order of snails, gastropods, consisting primarily of sea snails (marine sp ...
.
[Bouchet, P.; Gofas, S. (2012). Rissopsis Garrett, 1873. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=535772 on 2012-08-14]
Species
Species within the genus ''Rissopsis'' include:
* ''
Rissopsis prolongata''
(Turton, 1932)
* ''
Rissopsis tuba''
Kilburn, 1977
* ''
Rissopsis typica
''Rissopsis'' is a genus of very small, somewhat amphibious land snails that have a gill and an operculum, semi- terrestrial gastropod mollusks or micromollusk in the family Iravadiidae
Iravadiidae is a family of minute sea snails, ma ...
''
Garrett, 1873
;Species brought into synonymy:
* ''Rissopsis brevis''
May, 1919: synonym of ''
Austrorissopsis consobrina''
(Tate & May, 1900)
* ''Rissopsis expansa''
Powell, 1930: synonym of ''
Eusetia expansa''
(Powell, 1930)
* ''Rissopsis ligula''
Kilburn, 1975: synonym of ''Rissopsis prolongata''
(Turton, 1932)
References
Ponder W. F. (1984) ''A review of the genera of the Iravadiidae (Gastropoda: Rissoacea) with an assessment of the relationships of the family''. Malacologia 25(1): 21-71. page(s): 51-52
Iravadiidae
{{Caenogastropoda-stub