Species that contain: Rhamphichthys and pantherinus [ 4 ] records

atlanticus, Rhamphichthys Triques [M. L.] 1999:3, Fig. 4 [Revue française d'Aquariologie Herpétologie v. 26 (no. 1/2); ref. 24281] Viana Lake, Pindaré-Mearim river system, Maranhão, Brazil, about 3°14'S, 45°01'W. Holotype: MZUSP 43612. Paratypes: MZUSP 48508 (1). Type catalog: Ferraris et al. 2017:[28] [ref. 35236]. •Valid as Rhamphichthys atlanticus Triques 1999 -- (Ferraris in Reis et al. 2003:492 [ref. 27061], Carvalho & Albert 2015:40 [ref. 33681], Ferraris et al. 2017:[28] [ref. 35236], Koerber et al. 2022:44 [ref. 39235], Vieira et al. 2023:19 [ref. 40759]). •Synonym of Rhamphichthys pantherinus Castelnau 1855 -- (Carvalho & Albert 2023:44 [ref. 40654]). Current status: Synonym of Rhamphichthys pantherinus Castelnau 1855. Rhamphichthyidae. Habitat: freshwater.

longior, Rhamphichthys Triques [M. L.] 1999:4 [Revue française d'Aquariologie Herpétologie v. 26 (no. 1/2); ref. 24281] Paru Lake (formed in the confluence of the Rios Trombetas and Paru-do-Oeste) at Oriximiná, PA, Brazil, about 1°45'S, 55°52'W. Holotype: MZUSP 48507. Paratypes: MZUSP 5630 (3). Type catalog: Ferraris et al. 2017:[28] [ref. 35236]. •Valid as Rhamphichthys longior Triques 1999 -- (Ferraris in Reis et al. 2003:493 [ref. 27061], Carvalho & Albert 2015:40 [ref. 33681], Ferraris et al. 2017:[28] [ref. 35236]). •Synonym of Rhamphichthys pantherinus Castelnau 1855 -- (Carvalho & Albert 2023:44 [ref. 40654]). Current status: Synonym of Rhamphichthys pantherinus Castelnau 1855. Rhamphichthyidae. Habitat: freshwater.

marmoratus, Rhamphichthys Castelnau [F. L.] 1855:86, Pl. 46 (fig. 2) [Animaux nouveaux or rares v. 2; ref. 766] Rio Araguay, Brazil. Holotype (unique): MNHN 0000-3959 (poor condition). Type catalog: Bertin 1948:43 [ref. 19577], Ferraris et al. 2017:[28] [ref. 35236]. •Valid as Rhamphichthys marmoratus Castelnau 1855 -- (Mago-Leccia 1994:41 [ref. 21320], Triques 1999:1 [ref. 24281], Albert 2001:124 [ref. 25614], Ferraris in Reis et al. 2003:493 [ref. 27061], de Santana & Crampton 2011:1155 [ref. 31643], Barriga Salazar 2014:116 [ref. 35745] as cf. marmoratus, Ramos et al. 2014:4 [ref. 35321], Sarmiento et al. 2014:108, 188 [ref. 35004], Carvalho & Albert 2015:40 [ref. 33681], DoNascimiento et al. 2017:66 [ref. 35633], Ochoa et al. 2020:64 [ref. 37781]). •Synonym of Rhamphichthys pantherinus Castelnau 1855 -- (Ferraris et al. 2017:[28] [ref. 35236], Carvalho & Albert 2023:43 [ref. 40654]). Current status: Synonym of Rhamphichthys pantherinus Castelnau 1855. Rhamphichthyidae. Habitat: freshwater.

pantherinus, Rhamphichthys Castelnau [F. L.] 1855:86, Pl. 46 (fig. 3) [Animaux nouveaux or rares v. 2; ref. 766] Lake near Río Ucayali, Peru. Holotype (unique): MNHN 0000-3993. Type catalog: Bertin 1948:43 [ref. 19577], Ferraris et al. 2017:[28] [ref. 35236]. Günther 1875:5 [ref. 1995] serves as first reviser selecting pantherinus over marmoratus (see Ferraris et al. 2017:[28] [ref. 35236]). •Provisionally a synonym of Rhamphichthys marmoratus Castelnau 1855 -- (Triques 1999:1 [ref. 24281], Ferraris in Reis et al. 2003:493 [ref. 27061]). •Valid as Rhamphichthys pantherinus Castelnau 1855 -- (Mago-Leccia 1994:41 [ref. 21320], Chang & Ortega 1995:3 [ref. 24302], Albert 2001:124 [ref. 25614], Ferraris et al. 2017:[28] [ref. 35236], Silvano et al. 2020:199 [ref. 38135], Meza-Vargas et al. 2021:21 [ref. 39298], Carvalho & Albert 2023:43 [ref. 40654], Koerber et al. 2023:5 [ref. 40665], Torgersen et al. 2023:780 [ref. 40692]). Current status: Valid as Rhamphichthys pantherinus Castelnau 1855. Rhamphichthyidae. Distribution: South America: upper Orinoco, Tocantins, Essequibo, and coastal northern River drainages of Brazil from the Turiaçu to Paranaiba River drainages, and western Amazon basin (Colombia, Venezuela, Guyana, Brazil, Peru and Ecuador). Habitat: freshwater.