Choanomphalus amauronius

Choanomphalus amauronius
	An apertural view of the shell of Choanomphalus amauronius amauronius
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Heterobranchia
Superorder:	Hygrophila
Family:	Planorbidae
Genus:	Choanomphalus
Species:	C. amauronius
Binomial name
	Choanomphalus amauronius; Bourguignat, 1860[1]
Synonyms[2]
	Valvatomphalus angulatus B. Dybowski & Grochmalicki, 1925; Choanomphalus (Achoanomphalis) amauronius westerlundianus Lindholm, 1909

Choanomphalus amauronius is a species of freshwater air-breathing snail, an aquatic pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails, or planorbids.

Subspecies

Choanomphalus amauronius amauronius Bourguignat, 1860[2]
Choanomphalus amauronius angulatus (B. Dybowski & Grochmalicki, 1925)[2][3]
Choanomphalus amauronius westerlundianus Lindholm, 1909[2][4] The subspecific name westerlundianus is in honor of Swedish malacologist Carl Agardh Westerlund.[4]

This species is found in Lake Baikal, Russia and in Angara River.[2]

The width of the shell is 5–6 mm.[1] The height of the shell is 4 mm.[1]

(in French) Bourguignat J. R. (1860). "Monographie du genre Choanomphalus". Revue et Magasin de Zoologie, série 2, 12: 527–531. plate 23, fig. 6–8.
Kantor Yu I., Vinarski M. V., Schileyko A. A. & Sysoev A. V. (published online on March 2, 2010). "Catalogue of the continental mollusks of Russia and adjacent territories". Version 2.3.1.
(in Polish) Dybowski B. & Grochmalicki J. (1925). "Przyczynki doo znajomości mięczaków jeziora Bajkalskiego. (Contributions à la connaissance des Mollusques du lac Baical)". Wladislaviidae nom. fam. Kosmos (Lwow), 50: 819–881. page 878, figs. 29–31.
(in German) Lindholm W. A. (1909). "Die Mollusken des Baikal-Sees (Gastropoda et Pelecypoda) systematisch und zoogeographisch bearb". Wissenschaftliche Ergebnisse einer zoologische Expedition nach dem Baikal-See unter Leitung des Prof. Alexis Korotneff i. d. J. 1900-1902, 4. Kiew und Berlin, Fridländer und Sohn: 1–104. page 20–21, plate 2, fig. 1, 3.

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