Gabriel S. C. Silva, Fábio F. Roxo, Claudio Oliveira
Zookeys
Figure 1.Pseudancistrus kayabi, holotype, MZUSP 116322, male 88.4 mm SL, from rio Teles Pires (Amazon basin), municipality of Itaúba, Mato Grosso State, Brazil.
Gabriel S. C. Silva, Fábio F. Roxo, Claudio Oliveira
Zookeys
Figure 3.Pseudancistrus asurini, holotype, MZUSP 116323, male 195.8 mm SL, from rio Xingu (Amazon basin), municipality of Altamira, Pará State, Brazil.
Gabriel S. C. Silva, Fábio F. Roxo, Claudio Oliveira
Zookeys
Figure 2.Distribution maps. a Pseudancistrus kayabi. Star shows holotype locality, rio Teles Pires, 10°58'30"S, 55°44'03"W. Circle shows paratype locality b Pseudancistrus asurini. Star shows holotype locality, rio Xingu, 03°39'05"S, 52°22'42"W. Circles show paratypes localities.