Higher Classification: > Kingdom Animalia > Subkingdom Eumetazoa > Phylum Mollusca > Class Gastropoda > Subclass Orthogastropoda > Subclass Heterobranchia > Infraclass Euthyneura > Subterclass Tectipleura > Superorder Siphonarimorpha > Order Siphonariida > Superfamily Siphonarioidea > Family Siphonariidae > Genus Williamia

Williamia gussoni (O. G. Costa, 1829)

Rank: Species
Taxon Status: accepted

Original genus

Ancylus O. F. Müller, 1773

Relationships towards this taxon

Genus group names

*Williamia*	Monterosato, 1884	accepted genus name
*Brondelia*	Bourguignat, 1862	synonym

Species group names

*Acmaea curvissior*	Oberling, 1970	synonym
*Ancylus drouetianus*	Bourguignat, 1853	synonym
*Ancylus gibbosus*	(Bourguignat, 1862)	synonym
*Brondelia gibbosa*	Bourguignat, 1862	synonym
*Patelloidea vitrea*	Cantraine, 1835	synonym
*Williamia gussonii*	[sic]	synonym
*Williamia gussonii var. major*	Pallary, 1900	synonym
*Williamia gussonii var. rubra*	Pallary, 1900	synonym

Literature

basis of record	Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca. in: Costello, M.J. et al. (eds), European Register of Marine Species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Patrimoines Naturels. 50: 180-213.
status source	ICZN. (1986). Opinion 1410. Williamia Monterosato, 1884 (Mollusca, Gastropoda): conserved. Bulletin of Zoological Nomenclature. 43 (3): 258-261.

Genbank

Citation

MolluscaBase eds. (2025). MolluscaBase. Williamia gussoni (O. G. Costa, 1829). Via: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvantidis, C.; Appeltans, W. (2011) European Register of Marine Species, Accessed through PESI at http://www.eu-nomen.eu/portal/taxon.php?GUID=urn:lsid:marinespecies.org:taxname:141471