mccoskeri, Hydrolagus Barnett [L. A. K.], Didier [D. A.], Long [D. J.] & Ebert [D. A.] 2006:30, Figs. 1-4 [Zootaxa No. 1328; ref. 28820] Southeast of San Cristóbal Island, Galápagos Islands, 1°5.98'S, 89°12.235'W, depth 396 meters. Holotype: CAS 86558. Paratypes: CAS 223971 (1). •Valid as Hydrolagus mccoskeri Barnett, Didier, Long & Ebert 2006 -- (Quaranta et al. 2006:43 [ref. 28889], James et al. 2009:65 [ref. 30401], McCosker & Rosenblatt 2010:187 [ref. 30957], Arturo et al. 2014:571 [ref. 33497], Weigmann 2016:167 [ref. 34211], Walovich et al. 2017:516 [ref. 35113], Jew et al. 2018:[4] [ref. 36022], Calle-Morán et al. 2020:248 [ref. 37881], Grove et al. 2022:15 [ref. 41326], Séret & Quod 2023:3 [ref. 40565]). Current status: Valid as Hydrolagus mccoskeri Barnett, Didier, Long & Ebert 2006. Chimaeridae. Distribution: Eastern Pacific: Galápagos Islands (Ecuador) endemic. IUCN (2020): Least Concern. Habitat: marine.