ananas, Physopyxis Sousa [L. M. de] & Rapp Py-Daniel [L. H.] 2005:630, Figs. 5, 8c [Neotropical Ichthyology v. 3 (no. 4); ref. 28463] Rio Jutai, rio Solimões basin, 2°45'40"S, 66°47'59"W, Amazonas State, Brazil. Holotype: INPA 24324. Paratypes: 563 spec. in many lots at ANSP, AUM, INPA, MPEG, MZUSP, and UNAP. Type catalog: Ferraris 2007:176 [ref. 29155]. •Valid as Physopyxis ananas Sousa & Rapp Py-Daniel 2005 -- (Ferraris 2007:176 [ref. 29155], DoNascimiento et al. 2017:88 [ref. 35633], Meza-Vargas et al. 2021:22 [ref. 39298], Taphorn et al. 2022:47 [ref. 41297]). Current status: Valid as Physopyxis ananas Sousa & Rapp Py-Daniel 2005. Doradidae: Astrodoradinae. Distribution: South America: lowlands in entire Amazon River basin and Essequibo River basin (Brazil, Guyana and Peru). Habitat: freshwater.