Genera that contain: Promethichthys [ 5 ] 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.

Macrorhyncus Lacepède [B. G. E.] in Duméril 1806:342 [Dictionnaire des sciences Naturelles; ref. 1152] Masc. described for the Macrorhinque argentee Lacepède 1806 (= Sygnathus argenteus Osbeck 1765). Macrorinchus and Macrorhynchus of authors are misspellings or incorrect subsequent spellings. Questionably the same as Promethichthys Gill 1893 -- (Fowler MS). •Synonym of Promethichthys Gill 1893. Current status: Synonym of Promethichthys Gill 1893. Gempylidae.

Prometheus Lowe [R. T.] 1838:181 [Transactions of the Zoological Society of London v. 2 (pt 3, art. 14); ref. 2831] Masc. Prometheus atlanticus Lowe 1838 (= Gempylus prometheus Cuvier 1831). Type by monotypy. Objectively invalid; preoccupied by Prometheus Hübner 1824 in Lepidoptera; replaced by Promethichthys Gill 1893. •In the synonymy of Promethichthys Gill 1893 -- (Parin & Bekker 1973:459 [ref. 7206], Lindberg & Krasyukova 1975:251 [ref. 7348], Nakamura & Parin 1993:40 [ref. 21769]). 1°Homonym. Current status: Synonym of Promethichthys Gill 1893. Gempylidae.

Promethichthys Gill [T. N.] 1893:115, 123 [Memoirs of the National Academy of Sciences v. 6 (mem. 5); ref. 1736] Masc. Prometheus atlanticus Lowe 1838 (= Gempylus prometheus Cuvier 1831). Type by being a replacement name. Replacement for Prometheus Lowe 1841, preoccupied by Prometheus Hübner 1824 in Lepidoptera Cossoidea. Spelled Prometheichthys by Jordan, Tanaka & Snyder 1913:122 [ref. 6448]. •Valid as Promethichthys Gill 1893 -- (Parin & Bekker 1973:459 [ref. 7206], Lindberg & Krasyukova 1975:251 [ref. 7348], Fujii in Uyeno et al. 1983:409 [ref. 14275], Collette et al. 1984:600 [ref. 11421], Nakamura in Masuda et al. 1984:227 [ref. 6441], Parin in Whitehead et al. 1986:971 [ref. 13676], Nakamura & Parin 1993:40 [ref. 21769], Nakamura & Parin 2001:3700 [ref. 26304], Parin & Nakamura 2003:1815 [ref. 27115], Bray & Hoese 2006:1756 [ref. 29049], Motomura et al. 2017:209 [ref. 35490], Fricke et al. 2018:360 [ref. 35805], Brown et al. 2019:172 [ref. 36444], Fricke et al. 2019:310 [ref. 36673]). Current status: Valid 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.