Omalogyra

Omalogyra
	Shell of Omalogyra zebrina (paratype at MNHN, Paris)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Heterobranchia
Infraclass:	Lower Heterobranchia
Superfamily:	Omalogyroidea
Family:	Omalogyridae
Genus:	Omalogyra; Jeffreys, 1860
Type species
	Skenea nitidissima (Adams, 1800), sensu Forbes & Hanley, 1850;
Synonyms
	Ammonicerina O. G. Costa, 1861; Helisalia Laseron, 1954; Homalogyra Jeffreys, 1867 (unjustified emendation);

Omalogyra is a genus of minute marine gastropod molluscs in the family Omalogyridae.^[1]

This genus includes the smallest gastropods, with adult sizes of 1 mm and even less.

Species[edit]

Species within the genus Omalogyra include:

Omalogyra (Ammonicera) Vayssière, 1893: synonym of Ammonicera Vayssière, 1893
Omalogyra (Ammonicera) planorbis (Dall, 1927): synonym of Palazzia planorbis (Dall, 1927)
Omalogyra (Ammonicera) rota Forbes & Hanley, 1850: synonym of Ammonicera rota (Forbes & Hanley, 1850)
Omalogyra atomus (Philippi, 1841) sensu Arnaud, 1972: synonym of Omalogyra antarctica Egorova, 1991 (misapplication)
Omalogyra ausonia Palazzi, 1988: synonym of Palazzia ausonia (Palazzi, 1988)
Omalogyra bicarinata Suter, 1908: synonym of Zerotula bicarinata (Suter, 1908)
Omalogyra discula Palazzi, 1988: synonym of Omalogyra disculus Palazzi, 1988
Omalogyra fischeriana Monterosato, 1869: synonym of Ammonicera fischeriana (Monterosato, 1869)
Omalogyra nodicarinata Sleurs, 1983: synonym of Ammonicera nodicarinata (Sleurs, 1985)
Omalogyra planorbis (Dall, 1927): synonym of Palazzia planorbis (Dall, 1927)
Omalogyra pulcherrima Brazier in Henn & Brazier, 1894: synonym of Liotella pulcherrima (Brazier in Henn & Brazier, 1894)
Omalogyra vangoethemi Sleurs, 1983: synonym of Ammonicera vangoethemi (Sleurs, 1985)

^ Bouchet, P.; Gofas, S. (2011). Omalogyra Jeffreys, 1859. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=138276 on 2012-01-10

"Omalogyra". Integrated Taxonomic Information System.
Jeffreys, J.G. 1859. Notes on British Mollusca , in answer to Mr William Clark's remarks on "Gleanings in British Conchology". Annals and Magazine of Natural History 3: 496-499
Jeffreys, J. G. (1860). Sur le mollusque designé par MM. Forbes & Hanley sous le nom de Skenea nitidissima. Journal de Conchyliologie. 8: 108-111.
Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180–213
Rolàn, E., 1992. The family Omalogyridae G.O. Sars, 1878 (Mollusca, Gastropoda) in Cuba with description of eight new species. Apex 7(2): 35-46