totae, Pygidium Miles [C.] 1942:55, Fig. [Caldasia No. 5; ref. 12429] Lago de Tota, Boyacá, eastern Cordillera, Colombia, elevation 3060 meters. Holotype: ICNMNH 353 [ex ICNMNH 20]. Paratypes: CAS-SU 37074 (rear half of ICNMNH 20a), ICNMNH 20a (1, partial head), MCZ 35744 (1). Type catalog: Böhlke 1953:45 [ref. 12291], Cala 1981:5 [ref. 23525], Ferraris 2007:412 [ref. 29155], Mojica & Agudelo-Zamora 2018:39 [ref. 36127]. •Valid as Trichomycterus totae (Miles 1942) -- (Burgess 1989:325 [ref. 12860]). •Valid as Rhizosomichthys totae (Miles 1942) -- (Fernández & Bichuette 2002:278 [ref. 26539] as Rhizosomichthiys, de Pinna & Wosiacki in Reis et al. 2003:278 [ref. 27061], Ferraris 2007:412 [ref. 29155], Schaefer & Fernández 2009:510, 512 [ref. 30382], DoNascimiento et al. 2017:69 [ref. 35633]). Current status: Valid as Rhizosomichthys totae (Miles 1942). Trichomycteridae: Trichomycterinae. Distribution: Lake Tota basin, Colombia [thought to be extinct]. Habitat: freshwater.