Identity and locality
Parancistrus nudiventris (Rapp Py-Daniel & Zuanon, 2005)
Rio Xingu rapids, Pará, Brazil
Diagnostic evidence and naming
Formally described in 2005. Has unplated belly and blue-looking spots, unlike plated-belly P. aurantiacus. Observations found rocky-rapid grazing on algal periphyton with small invertebrates, not a complete plant-only diet.
Breeding and genetics limitations
Aquarium breeding origin/founder not established by the scientific description. Wild observed current does not prescribe a tank setting.
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.