Genus Stenocionops Demarest, 1823

Stenocionops Desmarest, 1823: 259 (type species Maia taurus Lamarck, 1818, subsequent designation by Ng et al. 2008: 120; gender masculine).

Pericera Latreille, 1828: 699 (type species Cancer furcatus Olivier, 1791, by monotypy; gender feminine). Chorilibinia Lockington, 1877: 69 (type species Chlorilibinia angusta Lockington, 1877, by monotypy; gender feminine).

Included species. The genera of the original combination are indicated within brackets. Stenocionops angustus (Lockington, 1877) [ Chorilibinia] (EP), Stenocionops beebei Glassell, 1936 (EP), Stenocionops coelatus (A. Milne-Edwards, 1878) [ Pericera] (WA), Stenocionops contiguus (Rathbun, 1892) [ Pericera] (EP), Stenocionops furcatus (Olivier, 1791) [ Cancer Linnaeus, 1758] (WA), Stenocionops ovatus (Bell, 1835) [ Pericera] (EP), Stenocionops spinimanus (Rathbun, 1892) [ Libinia] (WA), Stenocionops spinosissimus (Saussure, 1857) [ Pericera] (WA).

Remarks. The name Stenocionops was coined by Leach in a manuscript made available to Desmarest, who validated it by giving a short description and assigning Maia taurus Lamarck, 1818, and Cancer cornudo Herbst, 1804 to Stenocionops (Desmarest 1823: 259, 266). Ng et al. (2008) designated M. taurus, a junior synonym of C. furcatus Olivier, as its type species. Of the eight species accepted today in Stenocionops, most were originally described in Pericera Latreille, 1828, a junior synonym of Stenocionops Desmarest, 1823 .