cerdale, Carcharhinus Gilbert [C. H.] in Jordan & Evermann 1898:2746 [Bulletin of the United States National Museum No. 47; ref. 2445] Panama. Holotype: CAS-SU 11884. Paratypes: (numerous) ?BMNH 1903.5.15-339-340 [from Jordan] (2); CAS-SU 11886 (1), 12865-66 (1, 1). Type catalog: Böhlke 1953:9 [ref. 12291]. Author is C. H. Gilbert. Holotype figured in Gilbert & Starks 1904, Pl. 2 (figs. 4-4a) [ref. 1639]. •Synonym of Carcharhinus porosus (Ranzani 1839) -- (Compagno 1984:496 [ref. 6846], Castro-Aguirre et al. 1999:48 [ref. 24550], Espinosa Pérez et al. 2004:59 [ref. 27705], Voigt & Weber 2011:89 [ref. 31424]). •Valid as Carcharhinus cerdale Gilbert 1898 -- (Castro 2011:8 [ref. 31126], Castro 2011:410 [ref. 31457], White 2012:3 [ref. 31843], Naylor et al. 2012:27 [ref. 32267] see remarks, Page et al. 2013:51 [ref. 32708], Palacios-Salgado et al. 2014:235 [ref. 36362], Del Moral-Flores et al. 2016:90 [ref. 34398], Weigmann 2016:19 [ref. 34211], Ehemann et al. 2018:21 [ref. 36194], White et al. 2019:3 [ref. 36436], Calle-Morán et al. 2020:242 [ref. 37881], González-Acosta et al. 2021:6 [ref. 38361], Love et al. 2021:17 [ref. 39279], Page et al. 2023:40 [ref. 40505], Fricke et al. 2024:70 [ref. 41622]). Current status: Valid as Carcharhinus cerdale Gilbert 1898. Carcharhinidae. Distribution: Eastern Pacific: formerly from Pacific coast of Baja California Sur (Mexico) including Gulf of California (Mexico) south to Peru; now Costa Rica south to Peru, regionally extinct in northern part of distribution range. Habitat: brackish, marine.