Heteronarce Regan [C. T.] 1921:414 Fem. Heteronarce garmani Regan 1921. Type by subsequent designation. Current authors say type by monotypy, but clearly two included species; earliest type designation not researched. •Valid as Heteronarce Regan 1921 -- (Compagno 1986:113 [ref. 5648], Lloris & Rucabado 1991:327 [ref. 20056], Compagno 1995:111 [ref. 21955], Compagno & Last 1999:1443 [ref. 24637], Compagno 1999:487 [ref. 25589], Compagno & Heemstra 2007:37, 43 [ref. 29194], Carvalho 2016:172 [ref. 34997], Fricke et al. 2018:22 [ref. 35805], Golani & Fricke 2018:14 [ref. 36273], Ebert et al. 2021:70 [ref. 38234]). Current status: Valid as Heteronarce Regan 1921. Narkidae.