Genera that contain: Dicrotus [ 2 ] records

Dicrotus Günther [A.] 1860:349 [Catalogue of the fishes in the British Museum v. 2; ref. 1963] Masc. Dicrotus armatus Günther 1860. Type by monotypy. •Questionably a synonym of Promethichthys Gill 1893 -- (Parin & Bekker 1973:459 [ref. 7206], Nakamura & Parin 1993:40 [ref. 21769]). Current status: Uncertain as Promethichthys Gill 1893. Gempylidae.

Ptax Jordan [D. S.] & Evermann [B. W.] 1927:504 [Proceedings of the California Academy of Sciences (Series 4) v. 16 (no. 15); ref. 2453] Masc. Dicrotus parvipinnis Goode & Bean 1896. Type by original designation (also monotypic). •Synonym of Promethichthys Gill 1893. Current status: Synonym of Promethichthys Gill 1893. Gempylidae.