zyopterus, Galeorhinus Jordan [D. S.] & Gilbert [C. H.] 1883:871 [Bulletin of the United States National Museum No. 16; ref. 2476] San Francisco to Cedros Island, California, U.S.A. Syntypes: ANSP 582 (1); BMNH 1881.3.14.255 [ex USNM] (1); MCZ 35949 [ex USNM 26973] (1); USNM 26927 (2), 26973 (6), 27190 (now 1 [original in error]), 27191 (1); ZMUC [ex USNM] (1). Type catalog: Böhlke 1984:162 [ref. 13621] as paratypes, Howe & Springer 1993:15 [ref. 21812]. •Valid as Galeorhinus zyopterus Jordan & Gilbert 1883 -- (McAllister 1990:32 [ref. 14674]). •Synonym of Galeorhinus galeus (Linnaeus 1758) -- (Branstetter in Whitehead et al. 1984:118 [ref. 13675], Compagno 1984:386 [ref. 6846], Chirichigno F. & Vélez D. 1998:47 [ref. 24555], Mecklenburg et al. 2002:73 [ref. 25968], Espinosa Pérez et al. 2004:37 [ref. 27705], Mundy 2005:88 [ref. 28379], Castro 2011:361 [ref. 31457], Dyldin 2015:51 [ref. 34524], Del Moral-Flores et al. 2016:85 [ref. 34398]). Current status: Synonym of Galeorhinus galeus (Linnaeus 1758). Triakidae: Galeorhininae. Habitat: marine.