porosus, Squalus Poey [F.] 1861:339, Pl. 19 (Figs. 11-12) [Memorias sobre la historia natural de la Isla de Cuba v. 2; ref. 3499] Havana, Cuba. Holotype (unique): Poey specimen 410 (lost). Type catalog: Gutiérrez de los Reyes et al. 2015:46 [ref. 36079]. As Scoliodon porosus on plate. •Valid as Rhizoprionodon porosus (Poey 1861) -- (Springer 1964:606 [ref. 3494], Compagno 1984:530 [ref. 6846], Cervigón 1992:178 [ref. 23827], De La Cruz Agüero et al. 1997:28 [ref. 24545], Aguilera 1998:45 [ref. 24221], Cervigón & Alcalá 1999:91 [ref. 24490], Castro-Aguirre et al. 1999:45 [ref. 24550], Compagno 1999:484 [ref. 25589], Grace 2001:14 [ref. 25694], Rocha & Rosa 2001:989 [ref. 25909], Soto 2001:64, 74 [ref. 26637], Camargo & Isaac 2001:139 [ref. 27639], Compagno 2003:495 [ref. 26984], Gadig & Gomes in Menezes et al. 2003:24 [ref. 27192], Espinosa Pérez et al. 2004:66 [ref. 27705], Nelson et al. 2004:53 [ref. 27807], Matamoros et al. 2009:7 [ref. 31241], Mendonça et al. 2010:[4] [ref. 34427], Page et al. 2013:52 [ref. 32708], Smith-Vaniz & Jelks 2014:20 [ref. 33341], Del Moral-Flores et al. 2016:96 [ref. 34398], Weigmann 2016:26 [ref. 34211], Nión et al. 2016:20 [ref. 35565], Ehemann et al. 2018:22 [ref. 36194], Spier et al. 2018:4 [ref. 36103], Ehemann et al. 2019:[4] [ref. 36861], Blanco-Parra & Niño-Torres 2022:Correction, p. 4 [ref. 38986], Carvalho-Filho 2023:308 [ref. 40480], Castillo Domínguez et al. 2023:5 [ref. 40663], Page et al. 2023:40 [ref. 40505], Gadig et al. 2024:34 [ref. 40775]). Current status: Valid as Rhizoprionodon porosus (Poey 1861). Carcharhinidae. Distribution: Western Atlantic: Bahamas south to Uruguay, including Caribbean Sea. Habitat: freshwater, brackish, marine.