Discus (gastropod)

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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 Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Order: Stylommatophora
Family: Discidae
Genus: Discus
Fitzinger, 1833[1]
Synonyms[2]
  • Allerya Bourguignat, 1878
  • Delomphalus Charpentier, 1837
  • Eyryomphala H.Beck, 1837
  • Goniodiscus
  • Gonyodiscus Fitzinger, 1833
  • Patula Held, 1838
  • Patularia Clessin, 1876

Distribution

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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

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Discus species have small or medium shells with ribs.[3] The umbilicus is wide.[3]

Species

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Species in this genus include:

subgenus Discus Fitzinger, 1833

subgenus Gonyodiscus Fitzinger, 1833

subgenus ?

Species brought into synonymy[6]

References

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  1. ^ Fitzinger L. I. (1833). "Systematisches Verzeichniß der im Erzherzogthume Oesterreich vorkommenden Weichthiere, als Prodrom einer Fauna derselben". Beiträge zur Landeskunde Oesterreich's unter der Enns 3: 88–122. Wien.
  2. ^ "Discus". Global Biodiversity Information Facility.
  3. ^ a b c "Genus summary for Discus". AnimalBase, last modified 15 January 2009, accessed 13 January 2011.
  4. ^ a b c "Species in genus Discus (n=3). AnimalBase, accessed 13 January 2011.
  5. ^ a b c d e f g h i j k l "Discus". Integrated Taxonomic Information System. Retrieved 19 June 2023.
  6. ^ MolluscaBase eds. (2022). MolluscaBase. Discus Fitzinger, 1833. Accessed through: World Register of Marine Species at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=851153 on 20 June 2023