longurio, Carcharias (Scoliodon) Jordan [D. S.] & Gilbert [C. H.] 1882:106 [Proceedings of the United States National Museum v. 5 (no. 268); ref. 10603] Harbor at Mazatlán, Sinaloa, western Mexico. Lectotype: USNM 28330. Paralectotypes: USNM 28306 (1), 28331 (1), 29541 (1), 29551 (1). Type catalog: Howe & Springer 1993:8 [ref. 21812]. Lectotype selected by Howe & Springer 1993:8 [ref. 21812]. •Valid as Rhizoprionodon longurio (Jordan & Gilbert 1882) -- (Springer 1964:611 [ref. 3494], Eschmeyer & Herald 1983:41 [ref. 9277], Compagno 1984:528 [ref. 6846], Allen & Robertson 1994:23 [ref. 22193], Bussing & López S. 1994:18 [ref. 23101], Compagno et al. in Fischer et al. 1995:686 [ref. 22829], Mohsin & Ambak 1996:65 [ref. 27969], Chirichigno F. & Vélez D. 1998:52 [ref. 24555], Castro-Aguirre et al. 1999:46 [ref. 24550], Compagno 1999:484 [ref. 25589], Thomson et al. 2000:282 [ref. 25640], Espinosa Pérez et al. 2004:65 [ref. 27705], Nelson et al. 2004:53 [ref. 27807], Love et al. 2005:9 [ref. 37547], Castro 2011:493 [ref. 31457], Page et al. 2013:52 [ref. 32708], Del Moral-Flores et al. 2016:96 [ref. 34398], Weigmann 2016:26 [ref. 34211], Fourriére et al. 2016:453 [ref. 34668], Del Moral-Flores et al. 2016:605 [ref. 34923], Kells et al. 2016:72 [ref. 35888], Ebert et al. 2017:56 [ref. 35618], Ehemann et al. 2018:22 [ref. 36194], González-Murcia et al. 2019:288 [ref. 36544], Calle-Morán et al. 2020:243 [ref. 37881], González-Acosta et al. 2021:6 [ref. 38361], Love et al. 2021:19 [ref. 39279], Page et al. 2023:40 [ref. 40505], Fricke et al. 2024:75 [ref. 41622]). Current status: Valid as Rhizoprionodon longurio (Jordan & Gilbert 1882). Carcharhinidae. Distribution: Eastern Pacific: southern California (U.S.A.) south to Peru, including Gulf of California (Mexico). Habitat: marine.