Species that contain: Nematogenys and inermis [ 3 ] records

inermis, Trichomycterus Guichenot [A.] 1848:312, Pl. 9 (fig. 2) [Fauna Chilena.... in Gay.; ref. 1939] Chile. No types known. Type catalog: Ferraris 2007:324 [ref. 29155]. •Valid as Nematogenys inermis (Guichenot 1848) -- (Pequeño 1989:40 [ref. 14125], Ruiz & Berra 1994:14 [ref. 21384], Dyer 2000:84 [ref. 26678], de Pinna in Reis et al. 2003:268 [ref. 27061], Ferraris 2007:324 [ref. 29155], Reis et al. 2016:18 [ref. 34496]). Current status: Valid as Nematogenys inermis (Guichenot 1848). Nematogenyidae. Distribution: Now restricted to a few areas in regions of Concepción, Rancagua and Angol, Chile. Habitat: freshwater.

nigricans, Nematogenys Philippi [R. A.] 1866:716 [Monatsberichte der Königlichen Preussischen Akademie der Wissenschaften zu Berlin 1866 (for 15 Nov. 1866); ref. 14056] Chile. No types known. Type catalog: Ferraris 2007:324 [ref. 29155]. •Valid as Nematogenys nigricans Philippi 1866 -- (de Pinna 1998:295 [ref. 23847]). •Synonym of Nematogenys inermis (Guichenot 1848) -- (de Pinna in Reis et al. 2003:268 [ref. 27061], Ferraris 2007:324 [ref. 29155]). Current status: Synonym of Nematogenys inermis (Guichenot 1848). Nematogenyidae. Habitat: freshwater.

pallidus, Nematogenys Philippi [R. A.] 1866:716 [Monatsberichte der Königlichen Preussischen Akademie der Wissenschaften zu Berlin 1866 (for 15 Nov. 1866); ref. 14056] Chile. No types known. Type catalog: Ferraris 2007:324 [ref. 29155]. •Synonym of Nematogenys inermis (Guichenot 1848) -- (de Pinna in Reis et al. 2003:268 [ref. 27061], Ferraris 2007:324 [ref. 29155]). Current status: Synonym of Nematogenys inermis (Guichenot 1848). Nematogenyidae. Habitat: freshwater.