margitae, Moenkhausia Zarske [A.] & Géry [J.] 2001:7, Figs. 1-2 [Zoologische Abhandlungen; Staatliches Museum für Tierkunde in Dresden v. 51 (no. 1); ref. 25156] Quebrada on road Campo Verde-Nueva Requena (about half way), Ucayali, Peru. Holotype: MTD F 17256. Paratypes: GÉRY Coll. 1029.1-3.2000 (3), 1029.4.2000 (1); MTD F 17257-58 (2); MHNG 2610.01-04 (3, 16, 1, 13); ZFMK 26448 (1). Plus non-type material. Type catalog: Zarske 2003:18 [ref. 27474], Herder et al. 2010:117 [ref. 31087]. •Valid as Moenkhausia margitae Zarske & Géry 2001 -- (Zarske & Géry 2002:19 [ref. 26554], Benine in Reis et al. 2003:148 [ref. 27061], Bertaco et al. 2011:60 [ref. 31234], Carvalho et al. 2014:378 [ref. 33383], Meza-Vargas et al. 2021:19 [ref. 39298]). Current status: Valid as Moenkhausia margitae Zarske & Géry 2001. Acestrorhamphidae: Stichonodontinae. Distribution: Sout America: Rio Ucayali drainage, upper Amazon River basin (Peru). Habitat: freshwater.