cristata, Physopyxis Sousa [L. M. de] & Rapp Py-Daniel [L. H.] 2005:632, Figs. 7, 8a [Neotropical Ichthyology v. 3 (no. 4); ref. 28463] Mouth of igarapé Zamula, rio Negro, Amazonas State, Brazil, 0°51'48"S, 62°46'44"W. Holotype: INPA 24325. Paratypes: ANSP 180960 (2), INPA 20193 (2), 20194 (1), 21915 (1), 25061 (1), 25062 (9, 2 c&s), 25063 (1); MZUSP 76209 (2), 76210 (2), 76211 (1). Type catalog: Ferraris 2007:176 [ref. 29155]. •Valid as Physopyxis cristata Sousa & Rapp Py-Daniel 2005 -- (Ferraris 2007:176 [ref. 29155]). Current status: Valid as Physopyxis cristata Sousa & Rapp Py-Daniel 2005. Doradidae: Astrodoradinae. Distribution: Middle portion of Negro River basin, Amazonas State, Brazil. Habitat: freshwater.