Discus

Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Gastropodae
Subclassis: Orthogastropoda
Superordo: Heterobranchia
Ordo: Pulmonata
Subordo: Eupulmonata
Clade: Stylommatophora
Cladus: Orthurethra
Informal group: Sigmurethra
Superfamilia: Punctoidea
Familia: Discidae
Genus Discus
Subgenera: Discus rotundatus

Discus brunsoni Berry, 1955 - Lake Disc[4]
Discus bryanti (Harper, 1881) - saw-tooth disc, sawtooth disc[4]
Discus catskillensis (Pilsbry, 1896) - angular disc[4]
Discus clappi (Pilsbry, 1924) - channelled disc[4]
Discus engonatus Shuttleworth, 1852 - extinct[5][6]
Discus ganodus Mabille, 1882
Discus gomerensis Rähle, 1994
Discus guerinianuss R. T. Lowe, 1852
Discus kompsus J. Mabille, 1883
Discus macclintocki F. C. Baker, 1928 - iowa pleistocene snail, Pleistocene disc[4]
Discus marmorensis H. B. Baker, 1932 - Marbled Disc[4]
Discus nigrimontanus Pilsbry, 1924 - Black Mountain disc[4]
Discus patulus (G. P. Deshayes, 1830) - domed disc[4]
Discus putrescens (R. T. Lowe, 1861)
Discus retextus Shuttleworth, 1852[6]
Discus scutula Shuttleworth, 1852[7]
Discus selenitoides (Pilsbry, 1890) - file disc[4]
Discus shimekii (Pilsbry, 1890) - Striate Disc[4]
Discus textilis Shuttleworth, 1852 - extinct[6]
Discus whitneyi (Newcomb, 1864) - Forest Disc[4]

References

^ 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.
^ a b c "Genus summary for Discus". AnimalBase, last modified 15 january 2009, accessed 13 January 2011.
^ a b c "Species in genus Discus (n=3). AnimalBase, accessed 13 January 2011.
^ a b c d e f g h i j k l "Discus Fitzinger, 1833". accessed 13 January 2011.
^ Alonso R. & Ibanez M. (1996). Discus engonatus. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.4. <www.iucnredlist.org>. Downloaded on 13 January 2011.
^ a b c Fontaine B., Bouchet P., Van Achterberg K., Alonso-Zarazaga M. A., Araujo R. et al. (2007). "The European union’s 2010 target: Putting rare species in focus." Biological Conservation 139: 167-185. Table 2 on the page 173. doi:10.1016/j.biocon.2007.06.012. PDF.
^ Alonso R. & Ibanez M. (1996). Discus scutula. 2006 IUCN Red List of Threatened Species. Downloaded on 6 August 2007.