Fossarina is a genus of sea snails, marine gastropod molluscs in the family Trochidae, the top shells.MolluscaBase eds. (2020). MolluscaBase. Fossarina A. Adams & Angas, 1864. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=512292 on 2020-11-25
The genus Fossarina was moved from the family Fossariidae to the newly created subfamily Fossarininae within the family Trochidae by Williams et al. in 2010.Williams S. T., Donald K. M., Spencer H. G. & Nakano, T. (2010). "Molecular systematics of the marine gastropod families Trochidae and Calliostomatidae (Mollusca: Superfamily Trochoidea)". Molecular Phylogenetics and Evolution 54(3): 783-809.
Description The shell is auriform, a little depressed and narrowly umbilicated. The spire is short. The oval aperture is oblique. The lips are rounded. The operculum is multispiral.Tryon (1887), Manual of Conchology IX – Solariidae (by William B. Marshall), Ianthinidae, Trichotropidae, Scalariidae, Cerithiidae, Rissoidae, Littorinidae
Distribution This marine genus occurs off Australia, Tasmania and New Zealand; in the East China Sea.
Species Species within the genus Fossarina include:NZ Mollusca Powell A W B, New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 Fossarina legrandi Petterd, 1879 Fossarina patula A. Adams & Angas, 1863 Fossarina petterdi Crosse, 1870 Fossarina picta A. Adams, 1867 Fossarina reedi (Verco, 1907) Fossarina rimata (Hutton, 1884) The Indo-Pacific Molluscan Database also mentions the following species:OBIS ; Fossarina Fossarina mariei (P. Fischer, 1890) Fossarina variegata (A. Adams, 1855) Species brought into synonymy Fossarina brazieri Angas, 1871: synonym of Fossarina patula A. Adams & Angas, 1863 Fossarina funiculata Tenison-Woods, 1880: synonym of Fossarina patula A. Adams & Angas, 1863 Fossarina hoffmeisteri Ladd, 1966: synonym of Calliotrochus marmoreus (Pease, 1861) Fossarina mutabilis May W.L., 1909: synonym of Risellopsis mutabilis May, 1909 Fossarina reedi (Verco, 1907): synonym of Minopa reedi (Verco, 1907) Fossarina simpsoni Tenison-Woods, 1876: synonym of Fossarina petterdi Crosse, 1870
References
OBIS Suter, H., 1913. Manual of the New Zealand Mollusca. Government Printer, Wellington. xxii 1210 p. Cotton, B.C., 1959. South Australian Mollusca. Archaeogastropoda. South Australian Government Printer, Adelaide. 1-449 Iredale, T. & McMichael, D.F., 1962 [31/Dec/1962]. A reference list of the marine Mollusca of New South Wales. Mem. Aust. Mus., 11:0-0. Ladd, H.S., 1966 [31/Dec/1966].Chitons and gastropods (Haliotidae through Adeorbidae) from the western Pacific Islands. United States Geological Survey, Professional Pape, 531:0-0.