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Eschmeyer's Catalog of Fishes
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Species in the family or subfamily Rhamphichthyidae: [ 36 ] records


apurensis, Gymnorhamphichthys Fernández-Yépez [A.] 1968:[5], Pl. 4 (unnumb.) [Evencias No. 20; ref. 7318] Río Bucaral, Paso Don Pancho, tributary of Río Apure, Orinoco basin, Estado Apure, Venezuela. Holotype: MBUCV-V-10838 [ex AFY 51169]. Paratypes: MBUCV-V-10839 [ex AFY 51079] (1); AFY 51045 (1), 51251 (1). Type catalog: Provenzano et al. 1998:10 [ref. 24196], Ferraris et al. 2017:[28] [ref. 35236]. On fifth unnumbered page; genus spelled Gymnorhamphicthys on plate. Immature Gymnorhamphichthys -- (Schwassmann 1989:157 [ref. 13745]). •Valid as Rhamphichthys apurensis (Fernández-Yépez 1968) -- (Mago-Leccia 1994:42 [ref. 21320], Triques 1999:1 [ref. 24281], Albert 2001:124 [ref. 25614], Ferraris in Reis et al. 2003:492 [ref. 27061], Carvalho & Albert 2015:40 [ref. 33681], Ferraris et al. 2017:[28] [ref. 35236], DoNascimiento et al. 2017:66 [ref. 35633], Urbano-Bonilla et al. 2018:73 [ref. 35773]). Current status: Valid as Rhamphichthys apurensis (Fernández-Yépez 1968). Rhamphichthyidae. Distribution: Orinoco River basin, Venezuela and Colombia. Habitat: freshwater.

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, MA, 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]). Current status: Valid as Rhamphichthys atlanticus Triques 1999. Rhamphichthyidae. Distribution: Pindaré-Mearim River basin, Brazil. Habitat: freshwater.

benoneae, Hypopygus Peixoto [L. A. W.], Dutra [G. M.], de Santana [C. D.] & Wosiacki [W. B.] 2013:232, Fig. 1 [Copeia 2013 (no. 2); ref. 32780] Pará, Melgaço, tributary of Igarapé Açú, lower Rio Anapu drainage, 1°48'15.4"S, 51°28'32.2"W, Brazil. Holotype: MPEG 23603. Paratypes: INPA, MPEG, MZUSP, USNM. Type catalog: Ferraris et al. 2017:[26] [ref. 35236]. •Valid as Hypopygus benoneae Peixoto, Dutra, de Santana & Wosiacki 2013 -- (Ferraris et al. 2017:[26] [ref. 35236]). Current status: Valid as Hypopygus benoneae Peixoto, Dutra, de Santana & Wosiacki 2013. Rhamphichthyidae. Distribution: Amazon River drainage, Brazil. Habitat: freshwater.

blochii, Rhamphichthys Kaup [J. J.] 1856:133, Fig. 9 [Catalogue of the apodal fish in the collection of the British Museum; ref. 2573] No locality. No types known. Type catalog: Ferraris et al. 2017:[29] [ref. 35236] with remarks. •Questionably a synonym of Rhamphichthys rostratus (Linnaeus 1766) -- (Mago-Leccia 1994:41 [ref. 21320], Ferraris in Reis et al. 2003:493 [ref. 27061]). •Synonym of Rhamphichthys rostratus (Linnaeus 1766) -- (Albert 2001:124 [ref. 25614], Ferraris et al. 2017:[29] [ref. 35236]). Current status: Synonym of Rhamphichthys rostratus (Linnaeus 1766). Rhamphichthyidae. Habitat: freshwater.

bogardusi, Gymnorhamphichthys Lundberg [J. G.] 2005:2, Figs. 1, 2B [Notulae Naturae (Philadelphia) No. 479; ref. 29334] 114 nautical miles from sea buoy, in Boca Grande navigation channel, 8°36'N, 61°45'W, Río Orinoco, Delta Amacuro State, Venezuela. Holotype: MBUCV-V-32800. Paratypes: ANSP 180964 (4), FMNH 117081 (1), USNM 384385 (1). Plus non-type material. Type catalog: Ferraris et al. 2017:[26] [ref. 35236]. Appeared originally as bogardusi, but named for Mrs. Joan Bogardus Spears, therefore mandatory correction to bogardusae. •Valid as Gymnorhamphichthys bogardusae Lundberg 2005 -- (Carvalho et al. 2011:400 [ref. 31553] as bogardusi, Ferraris et al. 2017:[26] [ref. 35236]). Current status: Valid as Gymnorhamphichthys bogardusae Lundberg 2005. Rhamphichthyidae. Distribution: Mainstream of Orinoco River and its tributaries draining the llanos, Venezuela. Habitat: freshwater.

britskii, Gymnorhamphichthys Carvalho [T. P.], Ramos [C. S.] & Albert [J. S.] 2011:401, Figs. 1, 3A [Copeia 2011 (no. 3); ref. 31553] Córrego Embaúba, tributary to Río Cuiabá, 14°55'S, 56°27'W, Rosário Oeste, Mato Grosso, Brazil. Holotype: MZUSP 106814. Paratypes: many at FMNH, MCP, MUSM, MZUSP, NUP, UFRGS. Plus non-type specimens. Type catalog: Ferraris et al. 2017:[26] [ref. 35236]. •Valid as Gymnorhamphichthys britskii Carvalho, Ramos & Albert 2011 -- (Koerber 2014:10 [ref. 33621], Mirande & Koerber 2015:47 [ref. 35117], Ferraris et al. 2017:[26] [ref. 35236], Koerber et al. 2017:69 [ref. 35267]). Current status: Valid as Gymnorhamphichthys britskii Carvalho, Ramos & Albert 2011. Rhamphichthyidae. Distribution: Rio de La Plata system: Argentina, Brazil and Paraguay. Habitat: freshwater.

caiana, Iracema Triques [M. L.] 1996:91, Fig. 1 [Revue française d'Aquariologie Herpétologie v. 23 (nos 3-4); ref. 22916] Jauaperi River, beach about 40-50 kilometers above its mouth on the Rio Negro, about 1°05'S, 61°35'W, Amazonas/Roraima border, Brazil. Holotype: MZUSP 8952. Paratypes: MZUSP 49205 (3). Type catalog: Ferraris et al. 2017:[27] [ref. 35236]. •Valid as Iracema caiana Triques 1996 -- (Albert & Campos-da-Paz 1998:423 [ref. 23853], Ferraris in Reis et al. 2003:492 [ref. 27061], Carvalho & Albert 2011:459 [ref. 31514], Ferraris et al. 2017:[27] [ref. 35236]). Current status: Valid as Iracema caiana Triques 1996. Rhamphichthyidae. Distribution: Jauaperi River in Negro River drainage, Amazon basin, Brazil. Habitat: freshwater.

cryptogenes, Stegostenopos Triques [M. L.] 1997:33, Fig. 5 [Revue française d'Aquariologie Herpétologie v. 24 (nos 1-2); ref. 22930] Igarapé (creek) Sirinau, right margin of River Cuieiras, about 25 kilometers from its mouth on River Negro, about 2°70'S, 60°40'W, Brazil. Holotype: MZUSP 47985. Paratypes: MZUSP 47986 (12), 47991 (1). Type catalog: Ferraris et al. 2017:[27] [ref. 35236]. •In Steatogenys -- (Albert & Campos-da-Paz 1998:426 [ref. 23853]). •Valid as Stegostenopos cryptogenes Triques 1997 -- (Albert & Crampton in Reis et al. 2003:496 [ref. 27061], DoNascimiento 2016:540 [ref. 34727]). •Valid as Hypopygus cryptogenes (Triques 1997) -- (de Santana & Crampton 2011:1122 [ref. 31643], Peixoto et al. 2013:232 [ref. 32780], Ferraris et al. 2017:[27] [ref. 35236], see DoNascimiento et al. 2017:[14] [ref. 35679], Campos-da-Paz 2018:198 [ref. 35891]). Current status: Valid as Hypopygus cryptogenes (Triques 1997). Rhamphichthyidae. Distribution: Rio Negro, Rio Preto and Rio Preto da Eva drainages, Amazon basin, Brazil and ? Venezuela. Habitat: freshwater.

drepanium, Rhamphichthys Triques [M. L.] 1999:1, Figs. 1-3 [Revue française d'Aquariologie Herpétologie v. 26 (no. 1-2); ref. 24281] Janauari Lake, at confluence of Rio Negro and Rio Solimões, Manaus County, Amazonas, Brazil, about 3°20'S, 60°12'W. Holotype: MZUSP 6893. Paratypes: MZUSP 48509 (2), USNM 306876 (1). Plus additional non-type material. Type catalog: Ferraris et al. 2017:[28] [ref. 35236]. •Valid as Rhamphichthys drepanium Triques 1999 -- (Ferraris in Reis et al. 2003:493 [ref. 27061], Carvalho et al. 2011:405 [ref. 31553], Carvalho & Albert 2015:40 [ref. 33681], Ferraris et al. 2017:[28] [ref. 35236], DoNascimiento et al. 2017:66 [ref. 35633]). Current status: Valid as Rhamphichthys drepanium Triques 1999. Rhamphichthyidae. Distribution: Amazon River basin, Brazil, Colombia and Venezuela. Habitat: freshwater.

duidae, Tateichthys La Monte [F. R.] 1929:1, Fig. 1 [American Museum Novitates No. 373; ref. 3039] Burned Mountain Creek, about 5 miles northeast of Caño Pescado, Mt. Duida neighborhood, Venezuela. Holotype: AMNH 9599. Paratypes: AMNH 9600 (3), 33993 (1). Type catalog: Ferraris et al. 2017:[29] [ref. 35236]. •Valid as Brachyhypopomus duidae (La Monte 1929) -- (Mago-Leccia 1994:50 [ref. 21320]). •Valid as Steatogenys duidae (La Monte 1929) -- (Schwassmann 1984:106 [ref. 5345], Albert & Crampton in Reis et al. 2003:495 [ref. 27061], Crampton et al. 2004:78 [ref. 27504], de Santana & Crampton 2011:1155 [ref. 31643], Ferraris et al. 2017:[29] [ref. 35236], DoNascimiento et al. 2017:66 [ref. 35633]). Current status: Valid as Steatogenys duidae (La Monte 1929). Rhamphichthyidae. Distribution: Orinoco and Amazon basins: Brazil, Colombia and Venezuela. Habitat: freshwater.

elegans, Rhamphichthys (Brachyrhamphichthys) Steindachner [F.] 1880:89 [37] [Denkschriften der Kaiserlichen Akademie der Wissenschaften in Wien, Mathematisch-Naturwissenschaftliche Classe. v. 42; ref. 14403] Mouth of the Rio Negro, Brazil. Syntypes: NMW 76413 (2). Type catalog: Ferraris et al. 2017:[29] [ref. 35236]. Specimen on Pl. 9 (figs. 1-1a) is named Rhamphichthys (Brachyrhamphichthys) mirabilis in figure caption, a taxon not discussed in the text; evidently a mistake or unintentional naming for Rhamphichthys (Brachyrhamphichthys) elegans treated on p. 37 in the text. •Valid as Brachyhypopomus elegans (Steindachner 1880) -- (Mago-Leccia 1994:49 [ref. 21320]). •Valid as Steatogenys elegans (Steindachner 1880) -- (Schwassmann 1984:105 [ref. 5345], Ortega & Vari 1986:13 [ref. 9708], Albert & Campos-da-Paz 1998:423 [ref. 23853], Albert & Crampton in Reis et al. 2003:496 [ref. 27061], Crampton et al. 2004:78 [ref. 27504], Barriga S. 2014:116 [ref. 35745], Melo et al. 2016:134 [ref. 34701], Ferraris et al. 2017:[29] [ref. 35236], DoNascimiento et al. 2017:66 [ref. 35633]). Current status: Valid as Steatogenys elegans (Steindachner 1880). Rhamphichthyidae. Distribution: Amazon and Orinoco river basins: Bolivia, Brazil, Colombia, Ecuador, Peru and Venezuela. Habitat: freshwater.

hahni, Sternarchorhamphus Meinken [H.] 1937:79, Fig. 3 [Blätter für Aquarien- und Terrarienkunde v. 48 (no. 4); ref. 15288] Río Paranà basin, near Corrientes, Argentina. Holotype (unique): ZMB 31367. Type catalog: Ferraris et al. 2017:[28] [ref. 35236]. •Valid as Sternarchorhamphus hahni Meinken 1937 -- (Mago-Leccia 1994:36 [ref. 21320]). •Valid as Rhamphichthys hahni (Meinken 1937) -- (Campos-da-Paz & Paepke 1994:155 [ref. 21383], Campos-da-Paz 1995:34 [ref. 22512], Britski et al. 1999:86 [ref. 24147], Albert 2001:124 [ref. 25614], Ferraris in Reis et al. 2003:493 [ref. 27061], López et al. 2003:65 [ref. 27366], Casciotta et al. 2003:142 [ref. 28130], Menni 2004:84 [ref. 28131], Carvalho et al. 2011:405 [ref. 31553], Litz & Koerber 2014:28 [ref. 33622], Carvalho & Albert 2015:40 [ref. 33681], Mirande & Koerber 2015:47 [ref. 35117], Bertaco et al. 2016:422 [ref. 34561], Vera-Alcaraz et al. 2017:6 [ref. 35082], Ferraris et al. 2017:[28] [ref. 35236], Koerber et al. 2017:69 [ref. 35267]). Current status: Valid as Rhamphichthys hahni (Meinken 1937). Rhamphichthyidae. Distribution: Paraná River basin: Argentina, Brazil, Paraguay and Uruguay. Habitat: freshwater.

heleios, Rhamphichthys Carvalho [T. P.] & Albert [J. S.] 2015:35, Figs. 1-3, 4A, 5A, 7A [Copeia v. 103 (no. 1); ref. 33681] Amazonas, Iranduba, confluence of Rio Negro and Solimões at Costa do Catalão, Brazil, 3°09'S, 59°54'W. Holotype: INPA 42309. Paratypes: ANSP, INPA, MCP, MZUSP. Type catalog: Ferraris et al. 2017:[28] [ref. 35236]. •Valid as Rhamphichthys heleios Carvalho & Albert 2015 -- (Ferraris et al. 2017:[28] [ref. 35236]). Current status: Valid as Rhamphichthys heleios Carvalho & Albert 2015. Rhamphichthyidae. Distribution: Amazon River basin, Brazil. Habitat: freshwater.

hoedemani, Hypopygus de Santana [C. D.] & Crampton [W. G. R.] 2011:1125, Fig. 19 [Zoological Journal of the Linnean Society v. 163; ref. 31643] Igarapé Toari, Rio Preto de Eva drainage, 2°47'35"S, 59°38'21"W, Amazonas, Brazil. Holotype: INPA 30375. Paratypes: many at INPA and MZUSP. Type catalog: Ferraris et al. 2017:[27] [ref. 35236]. •Valid as Hypopygus hoedemani de Santana & Crampton 2011 -- (Peixoto et al. 2013:232 [ref. 32780], Ferraris et al. 2017:[27] [ref. 35236]). Current status: Valid as Hypopygus hoedemani de Santana & Crampton 2011. Rhamphichthyidae. Distribution: Rio Negro and Rio Preto da Eva drainages, Amazon basin, Brazil. Habitat: freshwater.

hypostomus, Gymnorhamphichthys Ellis [M. D.] in Eigenmann 1912:436 [Memoirs of the Carnegie Museum v. 5 (no. 1); ref. 1227] San Joaquín, Bolivia. Holotype: FMNH 54554 [ex CM 3182]. Paratypes: ?FMNH [ex CM 3183a] (1). Additional original material: CAS 31183 [ex IU 12613] (2), CAS 31184-85 [ex IU 12641-42] (2, 1); FMNH 54555-57 (1, 2, 1). Type catalog: Henn 1928:70 [ref. 12305], Ibarra & Stewart 1987:42 [ref. 12367], Ferraris et al. 2017:[26] [ref. 35236]. Also appeared in Ellis 1913:139, Pl. 23 (fig. 2) [ref. 1271]. No longer known from Argentina -- Koerber 2012:10 [ref. 32229]. •Valid as Gymnorhamphichthys hypostomus Ellis 1912 -- (Schwassmann 1989:166 [ref. 13745], Mago-Leccia 1994:42 [ref. 21320], Chang & Ortega 1995:3 [ref. 24302], Albert & Campos-da-Paz 1998:423 [ref. 23853], Britski et al. 1999:87 [ref. 24147], Albert 2001:124 [ref. 25614], Ferraris in Reis et al. 2003:492 [ref. 27061], López et al. 2003:65 [ref. 27366], Menni 2004:84 [ref. 28131], Lundberg 2005:2 [ref. 20334], Carvalho et al. 2011:400 [ref. 31553], de Santana & Crampton 2011:1155 [ref. 31643], Barriga S. 2014:116 [ref. 35745], Sarmiento et al. 2014:107, 188 [ref. 35004], Ferraris et al. 2017:[26] [ref. 35236], DoNascimiento et al. 2017:66 [ref. 35633], Urbano-Bonilla et al. 2018:73 [ref. 35773]). Current status: Valid as Gymnorhamphichthys hypostomus Ellis 1912. Rhamphichthyidae. Distribution: Amazon and Orinoco river basins: Bolivia, Brazil, Ecuador, Colombia and Peru. Habitat: freshwater.

isbruckeri, Hypopygus de Santana [C. D.] & Crampton [W. G. R.] 2011:1127, Fig. 21 [Zoological Journal of the Linnean Society v. 163; ref. 31643] Caño Magua, forest stream, approximately 1 km from Magua, 13 km and 126° from San Fernando de Atabapo, Río Orinoco drainage, 3°58'50.2"N, 67°36'28.1"W, Amazonas, Venezuela. Holotype: UF 175390. Paratypes: UF 148537 (2), 148539 (6, 3 c&s). Type catalog: Ferraris et al. 2017:[27] [ref. 35236]. Named after I. J. H. Isbrücker, so correct name would be isbrueckeri (ICZN Art. 32.5.1). Although named after a Dutchman, the surname is clearly a German name. •Valid as Hypopygus isbrueckeri de Santana & Crampton 2011 (often seen as isbruckeri) -- (Peixoto et al. 2013:232 [ref. 32780], Ferraris et al. 2017:[27] [ref. 35236], Campos-da-Paz 2018:198 [ref. 35891]). Current status: Valid as Hypopygus isbrueckeri de Santana & Crampton 2011. Rhamphichthyidae. Distribution: San Fernando de Atabapo, Río Orinoco drainage, Amazonas, Venezuela. Habitat: freshwater.

lepturus, Hypopygus Hoedeman [J. J.] 1962:99, Fig. 4 [Bulletin of Aquatic Biology v. 3 (no. 30); ref. 12585] Maroni basin, Suriname. Holotype: RMNH 19466. Paratypes: RMNH 24408 [ex RMNH 19466] (1). Type catalog: Ferraris et al. 2017:[27] [ref. 35236]. Type locality by restriction (see de Santana & Crampton 2011:1128 [ref. 31643]) is not provided for in the Code. •Valid as Hypopygus lepturus Hoedeman 1962 -- (Ortega & Vari 1986:13 [ref. 9708], Mago-Leccia 1994:50 [ref. 21320], Planquette et al. 1996:394 [ref. 22818], Albert & Campos-da-Paz 1998:423 [ref. 23853], Lasso et al. 2001:100 [ref. 25928], Albert & Crampton in Reis et al. 2003:495 [ref. 27061], de Santana & Crampton 2011:1128 [ref. 31643], Barriga S. 2014:116 [ref. 35745], Peixoto et al. 2013:232 [ref. 32780], Sarmiento et al. 2014:188 [ref. 35004], Ferraris et al. 2017:[27] [ref. 35236], DoNascimiento et al. 2017:66 [ref. 35633], Urbano-Bonilla et al. 2018:73 [ref. 35773], Campos-da-Paz 2018:198 [ref. 35891]). Current status: Valid as Hypopygus lepturus Hoedeman 1962. Rhamphichthyidae. Distribution: Widespread in Amazon and Orinoco River basins, tributaries of the Paraguay River, and coastal rivers of the Guianas: Bolivia, Brazil, Ecuador, Colombia, French Guiana, Guyana, Suriname and Venezuela. Habitat: freshwater.

lineatus, Rhamphichthys Castelnau [F. L.] 1855:87, Pl. 47 (fig. 1) [Animaux nouveaux or rares v. 2; ref. 766] Lake of Río Ucayali, Peru. Holotype (unique): MNHN 0000-3982. Type catalog: Ferraris et al. 2017:[28] [ref. 35236]. •Valid as Rhamphichthys lineatus Castelnau 1855 -- (Mago-Leccia 1994:42 [ref. 21320], Chang & Ortega 1995:3 [ref. 24302], 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 S. 2014:116 [ref. 35745] as cf. lineatus, Carvalho & Albert 2015:40 [ref. 33681], Ferraris et al. 2017:[28] [ref. 35236]). Current status: Valid as Rhamphichthys lineatus Castelnau 1855. Rhamphichthyidae. Distribution: Amazon River basin: Brazil, ?Ecuador and Peru. 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]). Current status: Valid as Rhamphichthys longior Triques 1999. Rhamphichthyidae. Distribution: Paru Lake, lower Amazon River basin, Brazil. Habitat: freshwater.

longirostratus, Gymnotus Lacepède [B. G. E.] 1800:145, 178 [Histoire naturelle des poissons (Lacepède) v. 2; ref. 2709] South America. No types known. Type catalog: Ferraris et al. 2017:[29] [ref. 35236] with remarks. Unnecessary replacement name for Gymnotus rostratus Linnaeus 1766. Also appeared in Sonnini 1803:387 (v. 5) [ref. 30473]. •Questionably a synonym of Rhamphichthys rostratus (Linnaeus 1766) -- (Mago-Leccia 1994:41 [ref. 21320], Ferraris in Reis et al. 2003:493 [ref. 27061]). •Synonym of Rhamphichthys rostratus (Linnaeus 1766) -- (Albert 2001:124 [ref. 25614], Ferraris et al. 2017:[29] [ref. 35236]). Current status: Synonym of Rhamphichthys rostratus (Linnaeus 1766). 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 S. 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]). •Synonym of Rhamphichthys pantherinus Castelnau 1855 -- (Ferraris et al. 2017:[28] [ref. 35236]). Current status: Synonym of Rhamphichthys pantherinus Castelnau 1855. Rhamphichthyidae. Distribution: Amazon, Araguaia and Ucayali River basins: Brazil, ?Ecuador, Colombia, Bolivia and Peru [if valid]. Habitat: freshwater.

minissimus, Hypopygus de Santana [C. D.] & Crampton [W. G. R.] 2011:1141, Fig. 25 [Zoological Journal of the Linnean Society v. 163; ref. 31643] Caño Viejita, moriche palm swamp in savannah, road from San Fernando de Atabapo to Santa Bárbara, 16.5 km and 142° from San Fernando de Atabapo, Río Orinoco drainage, 3°55'59.0"N, 67°36'34.2"W, Amazonas, Venezuela. Holotype: UF 175389. Paratypes: UF 148533 (5, 3 c&s). Plus non-type specimens. Type catalog: Ferraris et al. 2017:[27] [ref. 35236]. •Valid as Hypopygus minissimus de Santana & Crampton 2011 -- (Peixoto et al. 2013:232 [ref. 32780], Ferraris et al. 2017:[27] [ref. 35236]). Current status: Valid as Hypopygus minissimus de Santana & Crampton 2011. Rhamphichthyidae. Distribution: Upper Orinoco River basin and tributary of Casiquiare canal, Venezuela. Habitat: freshwater.

mirabilis, Rhamphichthys (Brachyrhampichthys) Steindachner [F.] 1880:104 [52], Pl. 9 (figs. 1-1a) [Denkschriften der Kaiserlichen Akademie der Wissenschaften in Wien, Mathematisch-Naturwissenschaftliche Classe. v. 42; ref. 14403] Rio Negro, Amazonas, Brazil. No types known. Type catalog: Ferraris et al. 2017:[29] [ref. 35236]. Specimen on Pl. 9 (figs. 1-1a) is named Rhamphichthys (Brachyrhamphichthys) mirabilis in figure caption, a taxon not discussed in the text; apparently an unintentional second name for Rhamphichthys (Brachyrhamphichthys) elegans. First reviser not researched; Albert & Crampton in Reis et al. 2003:496 [ref. 27061] serve as first revisers if not established earlier. •Synonym of Brachyhypopomus elegans (Steindachner 1880) -- (Mago-Leccia 1994:50 [ref. 21320]). •Synonym of Steatogenys elegans (Steindachner 1880) -- (Albert & Crampton in Reis et al. 2003:496 [ref. 27061], Crampton et al. 2004:78 [ref. 27504], Ferraris et al. 2017:[29] [ref. 35236]). Current status: Synonym of Steatogenys elegans (Steindachner 1880). Rhamphichthyidae. Habitat: freshwater.

neblinae, Hypopygus Mago-Leccia [F.] 1994:86, Fig. 96 [Electric fishes of the continental waters of America; ref. 21320] Río Baria, 3 kilometers downriver of Neblina base camp, Amazonas, Venezuela. Holotype: MBUCV-V-14694. Paratypes: AMNH 58648 (3), 58669-70 (5, 3); ANSP 162126 (1); MBUCV-V-8077 (1), V-11217 (1), V-12997-98 (23, 14), V-14186 (1), V-14708 (1), V-14741 (79), V-14770-71 (2, 3); MCNG 12243 (15), 12370 (5). Type catalog: Provenzano et al. 1998:11 [ref. 24196], Ferraris et al. 2017:[27] [ref. 35236]. •Valid as Hypopygus neblinae Mago-Leccia 1994 -- (Albert & Crampton in Reis et al. 2003:495 [ref. 27061], de Santana & Crampton 2011:1144 [ref. 31643], Peixoto et al. 2013:232 [ref. 32780], Sarmiento et al. 2014:188 [ref. 35004], Ferraris et al. 2017:[27] [ref. 35236], DoNascimiento et al. 2017:66 [ref. 35633], Urbano-Bonilla et al. 2018:73 [ref. 35773], Campos-da-Paz 2018:199 [ref. 35891]). Current status: Valid as Hypopygus neblinae Mago-Leccia 1994. Rhamphichthyidae. Distribution: Amazon and Orinoco river basins: Brazil, Colombia, Bolivia and Venezuela. Habitat: freshwater.

nijsseni, Hypopygus de Santana [C. D.] & Crampton [W. G. R.] 2011:1146, Figs. 23B, 29 [Zoological Journal of the Linnean Society v. 163; ref. 31643] Igarapé Repartimento, 1.5 km downstream from Estrada Agrovila, ca. 7 km and 230° from Tefé, muncipality of Tefé, tributary of Lago Tefé, Rio Tefé drainage, 3°24'30"S, 64°44'12"W, Amazonas, Brazil. Holotype: MCP 44650. Paratypes: MCP 44651 (4, 2 c&s), 44737 (4), 44738 (3), 44739 (2), 44740 (1). Type catalog: Ferraris et al. 2017:[27] [ref. 35236]. •Valid as Hypopygus nijsseni de Santana & Crampton 2011 -- (Peixoto et al. 2013:232 [ref. 32780], Ferraris et al. 2017:[27] [ref. 35236], Campos-da-Paz 2018:198 [ref. 35891]). Current status: Valid as Hypopygus nijsseni de Santana & Crampton 2011. Rhamphichthyidae. Distribution: Small streams in vicinity of Tefé, Amazonas, Brazil. Habitat: freshwater.

ocellatus, Steatogenys Crampton [W. G. R.], Thorsen [D. H.] & Albert [J. S.] 2004:81, Figs. 2-3 [Copeia 2004 (no. 1); ref. 27504] Mouth of Rio Baré, Municipality of Maraã, 2°09'54"S, 64°42'48"W, Lago Amanã, Rio Japurá, Amazonas, Brazil. Holotype: MCP 31908. Paratypes: INPA 21081 (1); MCP 31909 (1), 31910 (1, c&s), 31911-13 (1, 1, 1). Plus non-type material. Type catalog: Ferraris et al. 2017:[29] [ref. 35236]. •Valid as Steatogenys ocellatus Crampton, Thorsen & Albert 2004 -- (Ferraris et al. 2017:[29] [ref. 35236], Bogotá-Gregory et al. 2018:610 [ref. 36083]). Current status: Valid as Steatogenys ocellatus Crampton, Thorsen & Albert 2004. Rhamphichthyidae. Distribution: Upper Amazon River basin of Brazil, Peru and Colombia. Habitat: freshwater.

ortegai, Hypopygus de Santana [C. D.] & Crampton [W. G. R.] 2011:1148, Figs. 23C, 30 [Zoological Journal of the Linnean Society v. 163; ref. 31643] Unnamed stream, 2 km north of km 3.9 on road from Jenaro Herrera to Colonia Angamos, 4°53'01"S, 73°38'10"W, Loreto, Peru. Holotype: MUSM 35305. Paratypes: many at UF and MUSM. Plus non-type specimens. Type catalog: Ferraris et al. 2017:[27] [ref. 35236]. •Valid as Hypopygus ortegai de Santana & Crampton 2011 - (Peixoto et al. 2013:232 [ref. 32780], Ferraris et al. 2017:[27] [ref. 35236]). Current status: Valid as Hypopygus ortegai de Santana & Crampton 2011. Rhamphichthyidae. Distribution: Upper Amazon River drainage, Peru. 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]). Current status: Valid as Rhamphichthys pantherinus Castelnau 1855. Rhamphichthyidae. Distribution: South America. Habitat: freshwater.

petiti, Gymnorhamphichthys hypostomus Géry [J.] & Vu [T.-T.] 1964:486, Pl. 1 [Vie et Milieu Supplément No. 17; ref. 10073] Ilha do Bananal, upper Rio Araguaia, Brazil. Holotype: MHNG 2167.15 [ex Géry coll. M.340]. Paratypes: (21) ZSM 26764 (1). Type catalog: Weber 1998:10 [ref. 23532], Neumann 2011:275 [ref. 31652], Ferraris et al. 2017:[26] [ref. 35236]. •Valid as Gymnorhamphichthys petiti Géry & Vu 1964 -- (Albert 2001:124 [ref. 25614], Ferraris in Reis et al. 2003:492 [ref. 27061], Lundberg 2005:3 [ref. 20334], Carvalho et al. 2011:400 [ref. 31553]). •Synonym of Gymnorhamphichthys rondoni (Miranda Ribeiro 1920) -- (Mago-Leccia 1994:43 [ref. 21320], Ferraris et al. 2017:[26] [ref. 35236]). Current status: Synonym of Gymnorhamphichthys rondoni (Miranda Ribeiro 1920). Rhamphichthyidae. Habitat: freshwater.

reinhardti, Rhamphichthys Kaup [J. J.] 1856:132, Fig. 8 [Catalogue of the apodal fish in the collection of the British Museum; ref. 2573] No locality. Holotype (unique): MNHN 0000-3956. Type catalog: Ferraris et al. 2017:[29] [ref. 35236] with remarks. •Valid as Rhamphichthys reinhardti Kaup 1856 -- (Mago-Leccia 1994:42 [ref. 21320], Albert 2001:124 [ref. 25614]). •Provisionally a synonym of Rhamphichthys rostratus (Linnaeus 1766) -- (Triques 1999:1 [ref. 24281], Ferraris in Reis et al. 2003:493 [ref. 27061], Ferraris et al. 2017:[29] [ref. 35236]). Current status: Synonym of Rhamphichthys rostratus (Linnaeus 1766). Rhamphichthyidae. Distribution: South America. Habitat: freshwater.

rondoni, Urumara Miranda Ribeiro [A. de] 1920:6 [Peixes (excl. Characinidae) No. 58 (Annexo 5); ref. 3727] Rio 17 de Fevereiro, tributary of Alto Cautário, Amazonas, Brazil. Holotype (unique): MNRJ 3631. Type catalog: Miranda Ribeiro 1953:398 [ref. 12732], Ferraris et al. 2017:[26] [ref. 35236]. •Valid as Gymnorhamphichthys rondoni (Miranda Ribeiro 1920) -- (Schwassmann 1989:157 [ref. 13745], Mago-Leccia 1994:42 [ref. 21320], Chang & Ortega 1995:3 [ref. 24302], Albert 2001:124 [ref. 25614], Ferraris in Reis et al. 2003:492 [ref. 27061], Lundberg 2005:3 [ref. 29334], Carvalho et al. 2011:400 [ref. 31553], de Santana & Crampton 2011:1155 [ref. 31643], Barriga S. 2014:116 [ref. 35745], Sarmiento et al. 2014:107, 188 [ref. 35004], Melo et al. 2016:134 [ref. 34701], DoNascimiento et al. 2017:66 [ref. 35633], Ferraris et al. 2017:[26] [ref. 35236]). Current status: Valid as Gymnorhamphichthys rondoni (Miranda Ribeiro 1920). Rhamphichthyidae. Distribution: Amazon, Paraná, Orinoco River basins and coastal rivers of the Guianas: Brazil, Ecuador, Bolivia, Colombia, Guyana, Paraguay, Suriname and Venezuela. Habitat: freshwater.

rosamariae, Gymnorhamphichthys Schwassmann [H. O.] 1989:159, Figs. 1-3 [Studies on Neotropical Fauna and Environment v. 24 (no. 3); ref. 13745] Upper Rio Negro at Rosa Maria, Amazonas, 0.5°S, 64°W, Brazil. Holotype: MZUSP 30202. Paratypes: MZUSP 36702 (5). Additional material: MZUSP 30194 (1), 30203 (6). Type catalog: Ferraris et al. 2017:[26] [ref. 35236]. Not treated by Mago-Leccia 1994 [ref. 21320]. •Valid as Gymnorhamphichthys rosamariae Schwassmann 1989 -- (Albert 2001:124 [ref. 25614], Ferraris in Reis et al. 2003:492 [ref. 27061], Lundberg 2005:3 [ref. 29334], Carvalho et al. 2011:400 [ref. 31553], Ferraris et al. 2017:[26] [ref. 35236]). Current status: Valid as Gymnorhamphichthys rosamariae Schwassmann 1989. Rhamphichthyidae. Distribution: Negro River basin, Brazil. Habitat: freshwater.

rostratus, Gymnotus Linnaeus [C.] 1766:428 [Systema naturae sive regna tria naturae v. 1 (pt 1); ref. 2786] America [South America]. No types known. Type catalog: Ferraris et al. 2017:[28] [ref. 35236] with remarks. Based on multiple sources, including the 'Gymnotus maxillis elongatis tubulosis ...' of Gronow 1763:41 [ref. 1910], and Seba 1759:99, pl. 32, fig. 5 [ref. 18716]. •Valid as Rhamphichthys rostratus (Linnaeus 1766) -- (Ortega & Vari 1986:13 [ref. 9708], Mago-Leccia 1994:41 [ref. 21320], Planquette et al. 1996:400 [ref. 22818], Albert & Campos-da-Paz 1998:423 [ref. 23853], Sverlij et al. 1998:40 [ref. 27632], Triques 1999:1 [ref. 24281], Albert 2001:124 [ref. 25614], Lasso et al. 2001:100 [ref. 25928], Ferraris in Reis et al. 2003:493 [ref. 27061], López et al. 2003:65 [ref. 27366], Menni 2004:84 [ref. 28131], Sarmiento et al. 2014:108, 188 [ref. 35004], Carvalho & Albert 2015:40 [ref. 33681], Melo et al. 2016:134 [ref. 34701], Nión et al. 2016:34 [ref. 35565] as Ramphichthys, Ferraris et al. 2017:[28] [ref. 35236], DoNascimiento et al. 2017:66 [ref. 35633], Urbano-Bonilla et al. 2018:73 [ref. 35773]). Current status: Valid as Rhamphichthys rostratus (Linnaeus 1766). Rhamphichthyidae. Distribution: Coastal rivers of northeastern South America: Argentina, Brazil, Colombia, Uruguay, Bolivia, French Guiana, Guyana and Suriname. Habitat: freshwater.

schneideri, Rhamphichthys Kaup [J. J.] 1856:136, Fig. 11 [Catalogue of the apodal fish in the collection of the British Museum; ref. 2573] Cayenne, French Guiana. Syntypes: (2) ?MNHN 0000-3957 (1). Type catalog: Ferraris et al. 2017:[29] [ref. 35236] with remarks. •Questionably a synonym of Rhamphichthys rostratus (Linnaeus 1766) -- (Mago-Leccia 1994:41 [ref. 21320], Ferraris in Reis et al. 2003:493 [ref. 27061]). •Synonym of Rhamphichthys rostratus (Linnaeus 1766) -- (Albert 2001:124 [ref. 25614], Ferraris et al. 2017:[29] [ref. 35236]). Current status: Synonym of Rhamphichthys rostratus (Linnaeus 1766). Rhamphichthyidae. Habitat: freshwater.

schomburgki, Rhamphichthys Kaup [J. J.] 1856:135, Fig. 10 [Catalogue of the apodal fish in the collection of the British Museum; ref. 2573] Rivers of Demerara, northern Guyana. Holotype (unique): MNHN 0000-3958. Type catalog: Ferraris et al. 2017:[29] [ref. 35236] with remarks. •Valid as Rhamphichthys schomburgki Kaup 1856 -- (Mago-Leccia 1994:41 [ref. 21320]). •Provisionally a synonym of Rhamphichthys rostratus (Linnaeus 1766) -- (Triques 1999:1 [ref. 24281]). •Synonym of Rhamphichthys rostratus (Linnaeus 1766) -- (Mago-Leccia 1994:41 [ref. 21320] with question, Ferraris in Reis et al. 2003:493 [ref. 27061] with question, Ferraris et al. 2017:[29] [ref. 35236]). Current status: Synonym of Rhamphichthys rostratus (Linnaeus 1766). Rhamphichthyidae. Habitat: freshwater.

varii, Hypopygus Campos-da-Paz [R.] 2018:192, Figs. 1-2 [Zootaxa 4410 (no. 1); ref. 35891] Igarapé Saracá, Oriximiná, rio Trombetas drainage, Amazon basin, Pará, Brazil, 1°31'22"S, 56°19'52"W. Holotype: MNRJ 46752. Paratypes: MNRJ. •Valid as Hypopygus varii Campos-da-Paz 2018. Current status: Valid as Hypopygus varii Campos-da-Paz 2018. Rhamphichthyidae. Distribution: Rio Trombetas drainage, Amazon basin, Brazil. Habitat: freshwater.