Kopua Hardy [G. S.] 1984:244 Fem. Kopua nuimata Hardy 1984. Type by original designation (also monotypic). Treated as feminine, Art. 30.2.4. •Valid as Kopua Hardy 1984 -- (Hutchins 1991 [ref. 19050], Hoese & Bray 2006:1575 [ref. 29000], Hutchins 2008:738 [ref. 30658], Moore et al. 2012:34 [ref. 32042], Okamoto & Todate 2014:179 [ref. 33658], Shinohara & Katayama 2015:431[1] [ref. 33677], Stewart 2015:1551 [ref. 34196], Fujiwara et al. 2018:[1] [ref. 35951], Fricke et al. 2019:262 [ref. 36673], Fujiwara & Motomura 2019:[1] [ref. 36982], Conway et al. 2020:889 [ref. 38030] in Protogobiesocinae). Current status: Valid as Kopua Hardy 1984. Gobiesocidae: Protogobiesocinae.