acangaquara, Microphilypnus Caires [R. A.] & Figueiredo [J. L. de] 2011:53, Figs. 10-12 [Zootaxa No. 3036; ref. 31523] Rio Tapajós basin, São Luis, Amazonas, Brazil. Holotype: MZUSP 108204. Paratypes: MCP 15317 (3); MZUSP 27015 (?), 43732 (40), 92677 (25). Name is used as a noun in apposition. •Valid as Microphilypnus acangaquara Caires & Figueiredo 2011 -- (Caires 2013:155 [ref. 33010], Caires & Toledo-Piza 2018:54 [ref. 35793], Parenti 2021:50 [ref. 38603]). Current status: Valid as Microphilypnus acangaquara Caires & Figueiredo 2011. Eleotridae: Eleotrinae. Distribution: South America: middle Tapajós River basin (Brazil). Habitat: freshwater.