Identity and locality
Baryancistrus hadrostomus Oliveira, Rapp Py-Daniel & Oyakawa, 2019
Rio Jari drainage, Pará–Amapá border, Brazil
Diagnostic evidence and naming
The 2019 Copeia paper describes this species from the Jari river with gray-black body and small, widely spaced white points. Do not confuse with similarly spotted B. micropunctatus or Trombetas taxa.
Breeding and genetics limitations
Original fish collected by scientific expeditions, not authenticated as captive breeding founders. No genotype for spot size established.
Original references
Links are research leads; they do not certify every statement. Check original taxonomy and date.
Public Discord research discussion
Follow the original forum topic. It is a discussion record, not independent scientific verification.