entemedor, Narcine Jordan [D. S.] & Starks [E. C.] in Jordan 1895:387 [Proceedings of the California Academy of Sciences (Series 2) v. 5; ref. 2394] Estuary at Mazatlán, Sinaloa, western Mexico. Holotype: CAS-SU 11699 [not 1699 as published]. Paratypes: BMNH 1895.5.27.340 [from Jordan] (1), NMW (1) not seen. Type catalog: Böhlke 1953:11 [ref. 12291]. •Synonym of Narcine brasiliensis (Olfers 1831) -- (Castro-Aguirre & Espinosa Pérez 1996:23 [ref. 22793]). •Valid as Narcine entemedor Jordan & Starks 1895 -- (Castro-Aguirre 1965:211 [ref. 41098], Allen & Robertson 1994:32 [ref. 22193], McEachran in Fischer et al. 1995:771 [ref. 22829], Cota-Gómez et al. 1998:104 [ref. 24503], Chirichigno F. & Vélez D. 1998:81 [ref. 24555], Castro-Aguirre et al. 1999:62 [ref. 24550], Compagno 1999:487 [ref. 25589], Thomson et al. 2000:282 [ref. 25640], Carvalho 2001:572 [ref. 25603], Nelson et al. 2004:54 [ref. 27807], Love et al. 2005:10 [ref. 37547], Page et al. 2013:54 [ref. 32708], Del Moral-Flores et al. 2016:103 [ref. 34398], Weigmann 2016:73 [ref. 34211], Fourriére et al. 2016:441 [ref. 34668], Del Moral-Flores et al. 2016:605 [ref. 34923], Carvalho & Last 2016:155 [ref. 34996], Ehemann et al. 2018:26 [ref. 36194], Calle-Morán et al. 2020:244 [ref. 37881], González-Acosta et al. 2021:7 [ref. 38361], Love et al. 2021:23 [ref. 39279], Page et al. 2023:43 [ref. 40505], Siccha-Ramirez et al. 2023:64 [ref. 40816], Vela-Espinosa et al. 2023:5 [ref. 40981], Fricke et al. 2024:84 [ref. 41622]). Current status: Valid as Narcine entemedor Jordan & Starks 1895. Narcinidae. Distribution: Eastern Pacific: Pacific coast of central Baja California (Mexico) south to Peru, including Gulf of California (Mexico). IUCN (2020): Vulnerable. Habitat: brackish, marine.