Discus (gastropod)
Genus of gastropods
From Wikipedia, the free encyclopedia
Discus is a genus of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Discidae, the disk snails.
| Discus | |
|---|---|
| |
| A live Discus rotundatus | |
 | |
| A live Discus catskillensis | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Order: | Stylommatophora |
| Family: | Discidae |
| Genus: | Discus Fitzinger, 1833[1] |
| Synonyms[2] | |
| |
Distribution
Distribution of the genus Discus include Europe, northern Asia and North America.[3] The former subgenus Canaridiscus from the Canary Islands off North Africa, which was previously allocated to Atlantica, is now raised to a full genus.
Description
Species
Species in this genus include:
subgenus Discus Fitzinger, 1833
- Discus ruderatus Férussac, 1821 – type species[4]
- Discus whitneyi (Newcomb, 1864) – Forest disc[5]
subgenus Gonyodiscus Fitzinger, 1833
- Discus brunsoni Berry, 1955 – Lake disc[5]
- Discus marmorensis H. B. Baker, 1932 – Marbled disc[5]
- Discus perspectivus J. C. M. von Mühlfeld, 1816[4]
- Discus rotundatus (O. F. Müller, 1774) – rotund disc[4][5]
subgenus ?
- Discus bryanti (Harper, 1881) – saw-tooth disc, sawtooth disc[5]
- Discus catskillensis (Pilsbry, 1896) – angular disc[5]
- Discus clappi (Pilsbry, 1924) – channelled disc[5]
- Discus macclintocki F. C. Baker, 1928 – Iowa pleistocene snail, Pleistocene disc[5]
- Discus nigrimontanus Pilsbry, 1924 – Black Mountain disc[5]
- Discus patulus (G. P. Deshayes, 1830) – domed disc[5]
- Discus selenitoides (Pilsbry, 1890) – file disc[5]
- Discus shimekii (Pilsbry, 1890) – striate disc[5]
- Species brought into synonymy[6]
- Discus alternata: synonym of Anguispira alternata (superseded combination)
- Discus cronkhitei: synonym of Discus whitneyi (junior subjective synonym)
- Discus gomerensis: synonym of Canaridiscus gomerensis
- Discus laurisilvae: synonym of Canaridiscus laurisilvae
- Discus orientalus: synonym of Calogoniodiscus orientalus (superseded combination)
- Discus perelegans: synonym of Calogoniodiscus perelegans (superseded combination)
- Discus rupivagus: synonym of Canaridiscus rupivagus
- Discus serratus: synonym of Priodiscus serratus (superseded combination)
- Discus victorianus: synonym of Radiocentrum victoriana (superseded combination)
- Discus vorticella: synonym of Ctenophila vorticella (superseded combination)
