Crossea is a genus of very small sea snails or micromolluscs, marine gastropod molluscs in the family Crosseolidae.
Species in this marine genus occur off the Gulf of Oman, Japan, New Zealand, South Africa; off Australia (New South Wales, Northern Territory, Queensland, South Australia, Tasmania, Victoria).
Species within the genus Crossea include:
Crossea alliciens Melvill, 1910Crossea bellula A. Adams, 1865Crossea biconica Hedley, 1902Crossea cancellata Tenison-Woods, 1878Crossea gatliffi Hedley, 1902Crossea gemmata Hedley, 1912Crossea inverta Hedley, 1907Crossea miranda A. Adams, 1865Crossea striata Watson, 1883Crossea victori Poppe, Tagaro & Stahlschmidt, 2015The following species were brought into synonymy:Crossea agulhasensis Thiele, J. 1925: synonym of Crossea striata Watson, 1883Crossea carinata Hedley, 1903: synonym of Cirsonella carinata (Hedley, 1903)Crossea concinna Angas, 1867: synonym of Crosseola concinna (Angas, 1867)Crossea consobrina May, 1915: synonym of Crosseola concinna (Angas, 1867)Crossea glabella Murdoch, 1908: synonym of Conjectura glabella (Murdoch, 1908)Crossea labiata Tenison-Woods, 1876: synonym of Dolicrossea labiata (Tenison-Woods, 1876)Crossea naticoides Hedley, C., 1907: synonym of Cirsonella naticoides (Hedley, 1907); synonym of Cirsonella weldii (Tenison-Woods, 1877)
