capitulatus, Phenacogaster Lucena [Z. M. S. de] & Malabarba [L. R.] 2010:266, Fig. 2 [Zoologia (Sociedade Brasileira de Zoologia) v. 27 (no. 2); ref. 30880] Rio Neshuya, Rio de Ucayali system, Coronel Portillom Ucayali, Peru. Holotype: MUSM 20424. Paratypes: MCP 43595 (3 + 1), MUSM 0886 (11, 1 c&s). The gender of Phenacogaster is feminine, therefore mandatory correction to capitulata (R. Fricke, 1 May 2016). •Valid as Phenacogaster capitulata Lucena & Malabarba 2010 -- (Meza-Vargas et al. 2021:19 [ref. 39298], Souza et al. 2023:13 [ref. 40222]). Current status: Valid as Phenacogaster capitulata Lucena & Malabarba 2010. Characidae: Characinae. Distribution: South America: Neshuya River drainage, Ucayali River basin, Peru. Habitat: freshwater.