After Nelson, 1994, and Donascimiento & Lundberg, 2005, with Recent species from Froese & Pauly, 2001 [“The Fishbase”]

<==o Heptapteridae [Pimelodidae: Rhamdiinae]
   |--o Acentronichthys [2]
   |  |-- A. fissipinnis (Miranda-Ribeiro, 1911)
   |  `-- A. leptos Eigenmann & Eigenmann, 1889
   |--o Brachyrhamdia [5]
   |  |-- B. heteropleura (Eigenmann, 1912)
   |  |-- B. imitator Myers, 1927
   |  |-- B. marthae Sands & Black, 1985
   |  |-- B. meesi Sands & Black, 1985
   |  `-- B. rambarrani (Axelrod & Burgess, 1987)
   |--o Cetopsorhamdia [8]
   |  |-- C. boquillae Eigenmann, 1922
   |  |-- C. iheringi Schubart & Gomes, 1959
   |  |-- C. insidiosa (Steindachner, 1915)
   |  |-- C. molinae Miles, 1943
   |  |-- C. nasus Eigenmann & Fisher, 1916
   |  |-- C. orinoco Schultz, 1944
   |  |-- C. phantasia Stewart, 1985
   |  `-- C. picklei Schultz, 1944
   |--o Chasmocranus [8]
   |  |-- C. brachynema Gomes & Schubart, 1958
   |  |-- C. brevior Eigenmann, 1912
   |  |-- C. chimantanus Inger, 1956
   |  |-- C. longior Eigenmann, 1912
   |  |-- C. quadrizonatus Pearson, 1937
   |  |-- C. rosae Eigenmann, 1919
   |  |-- C. surinamensis (Bleeker, 1862)
   |  `-- C. tapanahoniensis (Mees, 1967)
   |-- Goeldiella eques (Müller & Troschel, 1848)
   |--o Heptapterus [7]
   |  |-- H. bleekeri Boeseman, 1953
   |  |-- H. multiradiatus Ihering, 1907
   |  |-- H. mustelinus (Valenciennes, 1835)
   |  |-- H. ornaticeps Ahl, 1936
   |  |-- H. panamensis (Bussing, 1970)
   |  |-- H. stewarti Haseman, 1911
   |  `-- H. sympterygium Buckup, 1988
   |-- Horiomyzon retropinnatus Stewart, 1986
   |--o Imparfinis [20]
   |  |-- I. borodini Mees & Cala, 1989
   |  |-- I. cochabambae (Fowler, 1940)
   |  |-- I. guttatus (Pearson, 1924)
   |  |-- I. hasemani Steindachner, 1915
   |  |-- I. hollandi Haseman, 1911
   |  |-- I. lineatus (Bussing, 1970)
   |  |-- I. longicaudus (Boulenger, 1887)
   |  |-- I. microps Eigenmann & Fisher, 1916
   |  |-- I. minutus (Lütken, 1874)
   |  |-- I. mirini Haseman, 1911
   |  |-- I. nemacheir (Eigenmann & Fischer, 1916)
   |  |-- I. parvus (Boulenger, 1898)
   |  |-- I. peruanus (Eigenmann & Pearson, 1942)
   |  |-- I. pijpersi (Hoedeman, 1961)
   |  |-- I. piperatus Eigenmann & Norris, 1900
   |  |-- I. pristos Mees & Cala, 1989
   |  |-- I. pseudonemacheir Mees & Cala, 1989
   |  |-- I. schubarti (Gomes, 1956)
   |  |-- I. spurrellii (Regan, 1913)
   |  `-- I. stictonotus (Fowler, 1940)
   |-- Mastiglanis asopos Bockmann, 1994
   |-- Nannoglanis fasciatus Boulenger, 1887
   |--o Pariolius [2]
   |  |-- P. armillatus Cope, 1872
   |  `-- P. montanus (Eigenmann, 1913)
   |--o Phenacorhamdia [8]
   |  |-- P. anisura (Mees, 1987)
   |  |-- P. boliviana (Pearson, 1924)
   |  |-- P. hoehnei (Miranda-Ribeiro, 1914)
   |  |-- P. macarenensis Dahl, 1961
   |  |-- P. somnians (Mees, 1974)
   |  |-- P. tenebrosa (Schubart, 1964)
   |  |-- P. tenuis (Mees, 1986)
   |  `-- P. unifasciata Britski, 1993
   |--  Pimelodella [incl. Caecorhamdella; Typhlobagrus] [66]
   |--o Rhamdella [7]
   |  |-- R. aymarae Miquelarena & Menni, 2000
   |  |-- R. eriarcha (Eigenmann & Eigenmann, 1888)
   |  |-- R. exsudans (Jenyns, 1840)
   |  |-- R. jenynsii (Günther, 1864)
   |  |-- R. leptosoma Fowler, 1914
   |  |-- R. longiuscula Lucena & Silva, 1991
   |  `-- R. rusbyi Pearson, 1924
   |-- Rhamdia [incl. Caecorhamdia] [28]
   |--o Rhamdioglanis [3]
   |  |-- R. frenatus Ihering, 1907
   |  |-- R. transfasciatus Miranda-Ribeiro, 1908
   |  `-- R. truncatorostris (Borodin, 1927)
   |--o Rhamdiopsis [2]
   |  |-- R. microcephala (Lütken, 1874)
   |  `-- R. moreirai Haseman, 1911
   |--o Taunayia [2]
   |  |-- T. bifasciata (Eigenmann & Norris, 1900)
   |  `-- T. marginata Miranda-Ribeiro, 1918
   `--+--o Gladioglanis [2]
      |  |-- G. conquistador Lundberg, Bornbusch & Mago-Leccia, 1991
      |  `-- G. machadoi Ferraris & Mago-Leccia, 1989
      |--+--o Brachyglanis Eigenmann, 1912 [3]
      |  |  |-- B. frenata Eigenmann, 1912
      |  |  |-- B. microphthalmus Bizerril, 1991
      |  |  `-- B. phalacra Eigenmann, 1912
      |  `--+--o Leptorhamdia Eigenmann, 1918 [Leptoglanis Eigenmann, 1912 (non Leptoglanis Boulenger, 1902, a amphiliid catfish] [6]
      |     |  |-- L. essequibensis (Eigenmann, 1912)
      |     |  |-- L. magoi (Fernández-Yépez, 1967)
      |     |  |-- L. marmorata Myers, 1928
      |     |  |-- L. melas (Eigenmann, 1912)
      |     |  |-- L. nocturna (Myers, 1928)
      |     |  `-- L. schultzi (Miranda-Ribeiro, 1964)
      |     `--o Myoglanis Eigenmann, 1912 [4]
      |        |-- M. aspredinoides Donascimiento & Lundberg, 2005
      |        |?- M. collettii (Steindachner, 1881) [not regocnized by Donascimiento & Lundberg (2005)]
      |        |-- M. koepckei Chang, 1999
      |        `-- M. potaroensis Eigenmann, 1912
      `--o Nemuroglanis -clade
         `--o Nemuroglanis [3]
            |-- N. lanceolatus Eigenmann & Eigenmann, 1889
            |-- N. mariai (Schultz, 1944)
            `-- N. pauciradiatus Ferraris, 1988

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