Triforis abrupta Dall, 1881
Triforis abruptus Dall, 1881: 84 .
Triforis (Sychar) abrupta Dall, 1881 — Dall 1889a: 249, pl. 20, fig. 9.
Triphora abrupta Dall, 1881 — Abbott 1974: 112.
Type locality. Yucatan Strait, 640 fms deep (1170 m) .
Type material. MCZ 7389, lectotype. The types in USNM are lost (Rolán & Fernández-Garcés, 2008).
Distribution. Cuba (Dall 1881; Dall 1889a; Espinosa et al. 2012), Gulf of Mexico (Dall 1889b; Abbott 1974; Rosenberg et al. 2009), Yucatan Strait (Dall 1889a; Dall 1889b; Rolán & Fernández-Garcés 2008; Rosenberg et al. 2009).
Remarks. The genus Triforis is of feminine gender, therefore the correct spelling of the original name is Triforis abrupta . Lectotype designated by Rolán & Fernández-Garcés (2008).