norrisi, Mustelus Springer [S.] 1939:462, Figs. 53, 55 [Proceedings of the United States National Museum v. 86 (no. 3058); ref. 10180] Off Englewood, Florida, U.S.A., depth about 3 fathoms. Holotype: USNM 106639. Paratypes: BMNH 1939.5.5.1 (1), Bass Biol. Lab. 317, 319-321 (whereabouts unknown), MCZ 35222 [ex 318] (1); UMMZ 117094 (2); USNM 57369 (1), USNM 104333 (1), 317610 [ex USNM 57369] (6 embryos). Type catalog: Howe & Springer 1993:10 [ref. 21812]. •Valid as Mustelus norrisi Springer 1939 -- (Compagno 1984:421 [ref. 6846], Robins & Ray 1986:29 [ref. 23100], Boschung 1992:23 [ref. 23239], Cervigón 1992:192 [ref. 23827], Heemstra 1997:911 [ref. 22976], McEachran & Fechhelm 1998:70 [ref. 23897], Aguilera 1998:45 [ref. 24221], Cervigón & Alcalá 1999:116 [ref. 24490], Castro-Aguirre et al. 1999:51 [ref. 24550], Compagno 1999:482 [ref. 25589], Soto 2001:64, 71 [ref. 26637], Gadig & Gomes in Menezes et al. 2003:22 [ref. 27192], Compagno 2003:464 [ref. 26984], Kiraly et al. 2003:18 [ref. 28226], Espinosa Pérez et al. 2004:43 [ref. 27705], Nelson et al. 2004:53 [ref. 27807], Castro 2011:379 [ref. 31457], Page et al. 2013:51 [ref. 32708], Del Moral-Flores et al. 2016:87 [ref. 34398], Weigmann 2016:49 [ref. 34211], Ehemann et al. 2018:23 [ref. 36194], Ehemann et al. 2019:[3] [ref. 36861], Carvalho-Filho 2023:303 [ref. 40480], Castillo Domínguez et al. 2023:5 [ref. 40663], Page et al. 2023:39 [ref. 40505], Fricke et al. 2024:69 [ref. 41622]). Current status: Valid as Mustelus norrisi Springer 1939. Triakidae: Triakinae. Distribution: Western Atlantic: Florida (U.S.A.) south to São Paulo (Brazil), including Gulf of Mexico and Caribbean Sea Habitat: marine.