Cerithium ( Triforis ) bigemma R.B. Watson, 1880

Bakker, Piet A. J. & Albano, Paolo G., 2022, Nomenclator, geographic and stratigraphic distribution of the family Triphoridae (Mollusca: Gastropoda), Zootaxa 5088 (1), pp. 1-216 : 35-36

Cerithium ( Triforis) bigemma R.B. Watson, 1880

Cerithium ( Triforis) bigemma R.B. Watson, 1880: 101 .

Triforis bigemma (R.B. Watson, 1880) — Dall 1881: 81.

Triforis ( Sychar) bigemma (R.B. Watson, 1880) —Dall 1889: 248.

Triphora bigemma (R.B. Watson, 1880) — Abbott 1974: 112.

Strobiligera bigemma (R.B. Watson, 1880) — Rolán & Fernández-Garcés 2007: 14

Inella bigemma (R.B. Watson, 1880) — Rolán & Fernández-Garcés 2008: 98, fig. 9a–b, 36b.

Type locality. U.S. Virgin Islands, Saint Thomas, North of Culebra Island , 18°38’30” N, 65°5’30” W, about 713 m deep, coral–mud .

Type material. NHMUK 1887.2 .9.1762, lectotype .

Distribution. Bahamas ( Dowgiallo 2004), Gulf of Mexico ( Rosenberg et al. 2009), Puerto Rico ( Rosenberg et al. 2009; Fernandes & Pimenta 2014), United States, Georgia ( Abbott 1974), United States Virgin Islands, Saint Thomas ( Watson 1880; Watson 1886; Paetel 1888; Dall 1889a; Dall 1889b; Albano et al. 2019), Yucatan Strait ( Dall 1881; Watson 1886; Rosenberg et al. 2009).

Remarks. Lectotype designation by Rolán & Fernández-Garcés (2008). The distribution of this species is only known with certainty from the type location, Culebra Island ( Rolán & Fernández-Garcés 2008), records from other locations are not likely to be conspecific with the species in question.