florense, Pygidium Miranda Ribeiro [P. de] 1943:1, Fig. [Boletim do Museu Nacional do Rio de Janeiro, Zoologia, Nova Série No. 9; ref. 10390] Rio das Flores, near Ipiabas, Estado do Rio de Janeiro, Brazil. Holotype (unique): MNRJ 3751. Type catalog: Miranda Ribeiro 1954:9 [ref. 21988] as florence, Ferraris 2007:414 [ref. 29155]. Also appeared in Miranda Ribeiro 1944:1 [ref. 9906]. •Valid as Trichomycterus florense (Miranda Ribeiro 1943) -- (Burgess 1989:322 [ref. 12860], Bizerril 1994:623 [ref. 22673], Bockmann et al. 2004:227 [ref. 27855]). •Synonym of Trichomycterus alternatus (Eigenmann 1917) -- (de Pinna & Wosiacki in Reis et al. 2003:279 [ref. 27061], Ferraris 2007:414 [ref. 29155]). •Synonym of Trichomycterus santaeritae (Eigenmann 1918) -- (Costa et al. 2020:2923 [ref. 37529]). •Valid as Trichomycterus florensis (Miranda Ribeiro 1943) -- (Barbosa & Costa 2010:120 [ref. 30782], Barbosa & Costa 2011:308 [ref. 31672], Barbosa & Costa 2012:82 [ref. 31901], Reis & de Pinna 2022:23 [ref. 39360]). Current status: Valid as Trichomycterus florensis (Miranda Ribeiro 1943). Trichomycteridae: Trichomycterinae. Distribution: South America: Rio das Flores drainage (Rio de Janeiro State, Brazil). Habitat: freshwater.