''Choanomphalus amauronius'' is a
species of freshwater air-breathing
snail, an
aquatic pulmonate
Pulmonata or pulmonates, is an informal group (previously an order, and before that a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group includ ...
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusk in the
family Planorbidae, the
ram's horn snails, or planorbids.
Subspecies
* ''Choanomphalus amauronius amauronius'' Bourguignat, 1860
[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.
/ref>
* ''Choanomphalus amauronius angulatus'' ( B. Dybowski & Grochmalicki, 1925)[ 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.]
* ''Choanomphalus amauronius westerlundianus'' Lindholm, 1909[ 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 20–21plate 2
fig. 1, 3. The subspecific name ''westerlundianus'' is in honor of Swedish malacologist Carl Agardh Westerlund
Carl Agardh Westerlund (12 January 1831 – 28 February 1908 in Ronneby) was a Swedish malacologist.
Biography
Westerlund was born at Berga in Kalmar County, Sweden.
He became a student in Uppsala University in 1853 and studied at Lund U ...
.
Distribution
This species is found in Lake Baikal
Lake Baikal (, russian: Oзеро Байкал, Ozero Baykal ); mn, Байгал нуур, Baigal nuur) is a rift lake in Russia. It is situated in southern Siberia, between the federal subjects of Irkutsk Oblast to the northwest and the Repu ...
, Russia and in Angara River.
Description
The width of the shell is 5–6 mm.
References
External links
Planorbidae
Gastropods described in 1860
{{Planorbidae-stub