macrochir, Scopelus Günther [A.] 1864:408 [Catalogue of the fishes in the British Museum v. 5; ref. 1974] No locality. Lectotype: BMNH 1947.12.16.1. Paralectotypes: BMNH 1947.12.16.2 (1), 1947.12.16.2 (1). Lectotype selected by Bolin 1959:8 [ref. 503]. BMNH 1947.12.16.2 is also a paralectotype of Hygophum hygomi. •Synonym of Hygophum hygomii (Lütken 1892) -- (Krefft & Bekker 1973:183 [ref. 7181], Hulley 1990:427 [ref. 15273]). •Valid as Hygophum macrochir (Günther 1864) -- (Paxton 1979:12 [ref. 6440], Paxton et al. 1989:262 [ref. 12442], Hulley 1990:428 [ref. 15273], McEachran & Fechhelm 1998:651 [ref. 23897], Hutchins 2001:20 [ref. 25847], Santos et al. in Menezes et al. 2003:54 [ref. 27192], Hartel & Craddock 2003:950 [ref. 27005], Moore et al. 2003:200 [ref. 27076], Mundy 2005:222 [ref. 28379], Paxton et al. 2006:520 [ref. 28994], Hulley 2016:1900 [ref. 34576], Carneiro et al. 2019:120 [ref. 37250], Reiner 2019:105 [ref. 38139] as Higophum macrochir, Sutton et al. 2020:192 [ref. 37832], Eduardo et al. 2022:8 [ref. 39574], Fermon et al. 2022:192 [ref. 39448], Page et al. 2023:95 [ref. 40505], Reading & Horton 2023:13 [ref. 41317]). Current status: Valid as Hygophum macrochir (Günther 1864). Myctophidae: Myctophinae. Distribution: Atlantic; possibly Australia. Habitat: marine.