Choanomphalus amauronius

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.

Choanomphalus amauronius
an apertural view of the shell of Choanomphalus amauronius amauronius
Not evaluated (IUCN 3.1)[1]
Scientific classification
Kingdom:
Phylum:
Class:
(unranked):
Superfamily:
Family:
Subfamily:
Planorbinae
Tribe:
Planorbini
Genus:
Species:
C. amauronius
Binomial name
Choanomphalus amauronius
Synonyms[3]

Valvatomphalus angulatus B. Dybowski & Grochmalicki, 1925
Choanomphalus (Achoanomphalis) amauronius westerlundianus Lindholm, 1909

Subspecies

Distribution

This species is found in Lake Baikal, Russia and in Angara River.[3]

Description

The width of the shell is 5–6 mm.[2] The height of the shell is 4 mm.[2]

Apical view of the shell.
Umbilical view of the shell.

References

  1. IUCN (2013). IUCN Red List of Threatened Species. Version 2013.2. <www.iucnredlist.org>. Downloaded on 31 May 2014.
  2. (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.
  3. 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.
  4. (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.
  5. (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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