Please look in Eschmeyer's Catalog of Fishes for authorships of sections, Families of Fishes (all), and related information.

Species in the genus Bivibranchia: [ 7 ] records

bimaculata, Bivibranchia Vari [R. P.] 1985:517, Fig. 3 [Proceedings of the Biological Society of Washington v. 98 (no. 2); ref. 5270] Rocky pool in the center of Corantijn River at "Camp Hydro", Nickerie District, Suriname, about 3°42'N, 57°58'W. Holotype: USNM 225974. Paratypes: AMNH 54807 (7), 55611 (1); ANSP 153656 (1); BMNH 1981.6.8.816 (1), 1984.10.23.1 (1); USNM 268203 (9, 1 c&s). Type catalog: Vari & Howe 1991:8 [ref. 19022]. •Valid as Bivibranchia bimaculata Vari 1985 -- (Géry et al. 1991:22 [ref. 21021], Planquette et al. 1996:94 [ref. 22818], Langeani in Reis et al. 2003:97 [ref. 27061], Nogueira et al. 2021:7 [ref. 38941], Borstein et al. 2022:16 [ref. 39507], Taphorn et al. 2022:24 [ref. 41297]). Current status: Valid as Bivibranchia bimaculata Vari 1985. Hemiodontidae. Distribution: South America: Corantijn, Suriname, and Maroni River basins (French Guiana, Guyana and Suriname). Habitat: freshwater.

fowleri, Hemiodus Steindachner [F.] 1908:131 [Anzeiger der Kaiserlichen Akademie der Wissenschaften, Wien, Mathematisch-Naturwissenschaftliche Klasse v. 45 (no. 10) (for 19 Mar. 1908); ref. 18804] Amazon basin. Holotype (unique): NMW 68600. •Valid as Hemiodopsis fowleri (Steindachner 1908) -- (Ortega & Vari 1986:10 [ref. 9708]). •Valid as Bivibranchia fowleri (Steindachner 1908) -- (Langeani in Reis et al. 2003:97 [ref. 27061], DoNascimiento et al. 2017:39 [ref. 35633], Silvano et al. 2020:135 [ref. 38133], Meza-Vargas et al. 2021:14 [ref. 39298], Nogueira et al. 2021:7 [ref. 38941], Taphorn et al. 2022:24 [ref. 41297], Urbano-Bonilla et al. 2024:138 [ref. 42338]). Current status: Valid as Bivibranchia fowleri (Steindachner 1908). Hemiodontidae. Distribution: Widespread in South America: Brazil, Colombia, Guyana, Peru and Venezuela. Habitat: freshwater.

notata, Bivibranchia Vari [R. P.] & Goulding [M.] 1985:1055, Fig. 1 [Proceedings of the Biological Society of Washington v. 98 (no. 4); ref. 5200] Beach at Alter do Chão, Rio Tapajós, about 2°31'S, 54°57'W, Pará, Brazil. Holotype: MZUSP 28657. Paratypes: MZUSP 23712 (3); USNM 268049 (1), 268562 (3). Type catalog: Vari & Howe 1991:8 [ref. 19022], Oyakawa 1996:452 [ref. 23140]. •Valid as Bivibranchia notata Vari & Goulding 1985 -- (Langeani in Reis et al. 2003:97 [ref. 27061], Nogueira et al. 2021:7 [ref. 38941]). Current status: Valid as Bivibranchia notata Vari & Goulding 1985. Hemiodontidae. Distribution: South America: Tapajós and Tocantins River basins (Brazil). Habitat: freshwater.

protractila, Bivibranchia Eigenmann [C. H.] 1912:259, Pl. 33 (figs. 1-5) [Memoirs of the Carnegie Museum v. 5 (no. 1); ref. 1227] Bartica sand bank, Guyana. Holotype: FMNH 53576 [ex CM 1873]. Paratypes: (29, CM and IU) BMNH 1911.10.31.484 (1); CAS 39433 [ex IU 12158] (4), 39434 [ex IU 12159] (7), 39435 [ex IU 12243] (2); FMNH 7431 (1), 53404-05 (3, 3), 53577 (1); MCZ 30115 (1); NMW 62866 (1); USNM 66126 [ex CM] (1). Type catalog: Henn 1928:54 [ref. 12305], Böhlke 1953:22 [ref. 12291], Ibarra & Stewart 1987:16 [ref. 12367], Vari & Howe 1991:8 [ref. 19022]. •Valid as Bivibranchia protractila Eigenmann 1912 -- (Vari 1985:511 [ref. 5270]). •Synonym of Bivibranchia fowleri (Steindachner 1908) -- (Langeani in Reis et al. 2003:97 [ref. 27061]). Current status: Synonym of Bivibranchia fowleri (Steindachner 1908). Hemiodontidae. Habitat: freshwater.

simulata, Bivibranchia Géry [J.], Planquette [P.] & Le Bail [P.-Y.] 1991:23, Pl. 7 (fig. 1) [Cybium v. 15 (no. 1, suppl.); ref. 21021] Panacupelu, Moutouci Fall, Wilapaleya, French Guiana. Holotype: MNHN 1981.0545 [one of three, 138 mm]. Paratypes (includes some non-types): (orig. 66) ?IRSNB 672-676 (46, 2, 2, 1, 1); MNHN 1981-0250 (1), 1981-0545 (2 of 3), 1981-0548 (1), 1981-0549 (1); MTD F 27516 [ex Géry coll.] (1); RMNH 28050-53 (2, 1, 2, 1), 28055-56 (10, 54). Non-types: (79). Type catalog: Zarske 2003:22 [ref. 27474]. •Valid as Bivibranchia simulata Géry, Planquette & Le Bail 1991 -- (Planquette et al. 1996:96 [ref. 22818], Langeani in Reis et al. 2003:97 [ref. 27061], Nogueira et al. 2021:7 [ref. 38941], Langeani 2024:365 [ref. 40817]). Current status: Valid as Bivibranchia simulata Géry, Planquette & Le Bail 1991. Hemiodontidae. Distribution: South America: Coppename, Nickerie, Suriname, and Oyapock River basins (Brazil and French Guiana). Habitat: freshwater.

surinamensis, Bivibranchia simulata Géry [J.], Planquette [P.] & Le Bail [P.-Y.] 1991:27 [Cybium v. 15 (no. 1, suppl.); ref. 21021] Right tributary of Nickerie River, about 1/2 hr below Blanche-Marie Falls, Suriname. Holotype: RMNH. Paratypes: RMNH (12, 2, 2, 54); ZMA 106864-65 (1, 1), ZMA.PISC 106901 (4). Plus additional material. •Presumed synonym of Bivibranchia simulata Géry, Planquette & Le Bail 1991, but a valid subspecies as described. •Synonym of Bivibranchia simulata Géry, Planquette & Le Bail 1991 -- (Langeani in Reis et al. 2003:97 [ref. 27061], Langeani 2024:366 [ref. 40817]). Current status: Synonym of Bivibranchia simulata Géry, Planquette & Le Bail 1991. Hemiodontidae. Habitat: freshwater.

velox, Atomaster Eigenmann [C. H.] & Myers [G. S.] 1927:565 [Proceedings of the National Academy of Sciences of the United States of America v. 13 (no. 8); ref. 1262] Riberao, Porto Nacional, Tocantins, Goiaz, Brazil. Holotype: CAS 39430 [ex IU 16181]. Paratypes: ANSP 128118 (1, c&s), 128494 (swim bladder from 128118); CAS 39428 [ex IU 16178] (1), 53059 [ex IU 16182] (1), 39429 [ex IU 16180] (1), 39431 [ex IU 16183] (1), 39432 [ex IU 16184] (1), 53058 [ex IU 16179] (1). Type catalog: Böhlke 1984:112 [ref. 13621]. •Valid as Bivibranchia velox (Eigenmann & Myers 1927) -- (Vari 1985:511 [ref. 5270], Langeani in Reis et al. 2003:97 [ref. 27061], Nogueira et al. 2021:7 [ref. 38941], Koerber et al. 2022:20 [ref. 39235]). Current status: Valid as Bivibranchia velox (Eigenmann & Myers 1927). Hemiodontidae. Distribution: South America: Xingu and Tocantins River basins (Brazil). Habitat: freshwater.