Homalopoma
Shells of Homalopoma alfi (holotype in MNHN, Paris)
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Vetigastropoda
Superfamily:	Phasianelloidea
Family:	Colloniidae
Subfamily:	Colloniinae
Genus:	Homalopoma Carpenter, 1864[1]
Type species
Turbo sanguineus Linnaeus, 1758
Synonyms
† Homalopoma (Boutillieria) Cossmann, 1888 accepted, alternate representation Homalopoma (Homalopoma) Carpenter, 1864· accepted, alternate representation Leptonyx Carpenter, 1864 (junior homonym of Leptonyx Swainson, 1833 [Aves]; Homalopoma is a replacement name) Leptothyra J. G. Cooper, 1867 (junior objective synonym of Homalopoma)

Homalopoma, common name the dwarf turbans, is a genus of mostly very small sea snails with a calcareous operculum, marine gastropoda molluscs in the subfamily Colloniinae of the family Colloniidae.^[2]

Species

Species within the genus Homalopoma include:^[3]

Species brought into synonymy

• Homalopoma albobrunneum Bozzetti, 2014: synonym of Yaronia albobrunnea (Bozzetti, 2014) (original combination)
• Homalopoma arsinoense (Issel, 1869): synonym of Collonista arsinoensis (Issel, 1869)
• Homalopoma carpenteri Pilsbry, 1888: synonym of Homalopoma luridum (Dall, 1885)
• Homalopoma concepcionensis H. N. Lowe, 1935: synonym of Haplocochlias concepcionensis (H. N. Lowe, 1933) (original combination)
• Homalopoma decolorum Tiba, 1983: synonym of Homalopoma eoa Azuma, 1972
• Homalopoma engbergi (Willett, 1929): synonym of Homalopoma lacunatum (Carpenter, 1864)
• Homalopoma finkli Petuch, 1987 accepted as Cataegis finkli (Petuch, 1987)
• Homalopoma globuloides (Dautzenberg & Fischer, 1896): synonym of Cantrainea globuloides (Dautzenberg & H. Fischer, 1896)
• Homalopoma juanensis (Dall, 1919) : synonym of Homalopoma luridum (Dall, 1885)
• Homalopoma kussakini Egorov, 2000 : synonym of Lirularia iridescens (Schrenck, 1863)
• Homalopoma nocturnus [sic] : synonym of Homalopoma nocturnum (Gould, 1861) (incorrect gender ending)
• Homalopoma panamense (Dall, 1908): synonym of Cantrainea panamensis (Dall, 1908)
• Homalopoma pustulatum (Brocchi, 1821): synonym of Turbo pustulatus Brocchi, 1821
• Homalopoma rotundata [sic]: synonym of Homalopoma rotundatum (Sowerby, 1889)
• Homalopoma tosaense Habe, 1953: synonym of Cantrainea tosaensis (Habe, 1953) (original combination)

Other species include:^[4]

• Homalopoma crassicostata (Murdoch, 1905)
• Homalopoma fluctuata (Hutton, 1883)
• Homalopoma imperforata (Suter, 1908)
• Homalopoma micans (Powell, 1931)
• Homalopoma nana (Finlay, 1930)
• Homalopoma peloritanum (Cantraine, 1835)
• Homalopoma philipiana (Dall, 1889)
• Homalopoma rotella (Powell, 1937)
• Homalopoma variecostata (Powell, 1937)

References

• Cooper J.G. (1867). Geographical catalogue of the Mollusca found west of the Rocky Mountains, between latitudes 33° and 49° north. San Francisco: Geological Survey of California. 40 pp.
• Oliverio M. & G. Buzzurro, 1994. A new Mediterranean species of the Genus Homalopoma, with notes on the Genusgroup (Trochoidea, Turbinidae, Colloniinae). Bollettino Malacologico, Milano, 30(5-9): 182-188.
• 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
• Williams S.T., Karube S. & Ozawa T. (2008) Molecular systematics of Vetigastropoda: Trochidae, Turbinidae and Trochoidea redefined. Zoologica Scripta 37: 483–506.
• Huang S.-I, Fu I-F. & Poppe G.T. , 2016. Taiwanese and Philippine Colloniidae. Nomenclatural remarks and the description of 17 new species (Gastropoda: Colloniidae). Visaya 4(5): 4-42

External links

Wikimedia Commons has media related to Homalopoma.

• New Zealand Mollusca database
• Carpenter P.P. (1864). Supplementary report on the present state of our knowledge with regard to the Mollusca of the west coast of North America. Reports of the British Association for the Advancement of Science. 33 (for 1863): 517-686
• Carpenter P.P. (1864). On new Californian marine shells. Part II. Proceedings of the California Academy of Sciences. 3(3): 175-177.
• Cossmann, M. (1888). Catalogue illustré des coquilles fossiles de l'Éocène des environs de Paris. Annales de la Société royale malacologique de Belgique. 23: [1]-328; plates I-XII
• Marshall, B. A. (1979). The Trochidae and Turbinidae of the Kermadec Ridge (Mollusca: Gastropoda). New Zealand Journal of Zoology. 6: 521-552
• Kaim, A.; Jenkins, R. G.; Hikida, Y. (2009). Gastropods from Late Cretaceous Omagari and Yasukawa hydrocarbon seep deposits in the Nakagawa area, Hokkaido, Japan. Acta Palaeontologica Polonica. 54(3): 463-490.