mento, Mustelus Cope [E. D.] 1877:47 [31] [Proceedings of the American Philosophical Society v. 17; ref. 18033] Pacific at Pacasmayo, Peru. Holotype (unique): ANSP 21104. Type catalog: Böhlke 1984:162 [ref. 13621]. On p. 31 of separate. •Valid as Mustelus mento Cope 1877 -- (Compagno 1984:417 [ref. 6846], Pequeño 1989:13 [ref. 14125], Compagno et al. in Fischer et al. 1995:739 [ref. 22829], Grove & Lavenberg 1997:91 [ref. 24023], Chirichigno F. & Vélez D. 1998:48 [ref. 24555], Compagno 1999:482 [ref. 25589], Castro-Aguirre et al. 2006:124 [ref. 28590], White & Last 2006:245 [ref. 29422], McCosker & Rosenblatt 2010:187 [ref. 30957], Weigmann 2016:48 [ref. 34211], Calle-Morán et al. 2020:242 [ref. 37881], White et al. 2021:18 [ref. 38267], Grove et al. 2022:15 [ref. 41326]). Current status: Valid as Mustelus mento Cope 1877. Triakidae: Triakinae. Distribution: Eastern Pacific: Peru south to southern Chile, including Galapagos Islands (Ecuador) and Juan Fernández Islands (Chile). IUCN (2021): Critically Endangered. Habitat: marine.