Rio Guaporé, Mato Grosso, Brazil.
Although generally considered to be related to the group formed by P. cirratus, P. dorbignyanus and P. temminckii, or to P. rufiventris, may possibly be closer to P. aurifrons or P. exilis. Monotypic.
R Guaporé drainage in NE Bolivia (Beni) and WC Brazil (extreme W Mato Grosso).
Food and feeding
Status and conservation
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