zephyreus, Pristis Jordan [D. S.] & Starks [E. C.] in Jordan 1895:383 [Proceedings of the California Academy of Sciences (Series 2) v. 5; ref. 2394] Mouth of Río Presidio, Sinaloa, Mexico. Holotype (unique): CAS-SU 12670 (skin). •Synonym of Pristis perotteti Müller & Henle 1841 -- (Allen & Robertson 1994:31 [ref. 22193], Chirichigno F. & Vélez D. 1998:62 [ref. 24555]). •Synonym of Pristis microdon Latham 1794 -- (Castro-Aguirre & Espinosa Pérez 1996:16 [ref. 22793], Castro-Aguirre et al. 1999:56 [ref. 24550], Compagno & Last 1999:1415 [ref. 24637], with question). •Possibly valid as Pristis zephyreus Jordan & Starks 1895 -- (Love et al. 2021:23 [ref. 39279]). •Synonym of Pristis pristis (Linnaeus 1758) -- (Carvalho & McEachran in Reis et al. 2003:19 [ref. 27061], Faria et al. 2012:11 [ref. 32356], Del Moral-Flores et al. 2016:104 [ref. 34398], Jones et al. 2020:284 [ref. 37610]). Current status: Synonym of Pristis pristis (Linnaeus 1758). Pristidae. Distribution: Eastern Pacific: Mazatlan (Mexico) south to Peru [if valid]; now possibly regionally extinct north to Nicaragua. May be a valid species, replacing P. pristis (Linnaeus 1758) in eastern Pacific [Love et al. 2021:23 [ref. 39279]]. Habitat: freshwater, brackish, marine.