Catas Altas, Rio Doce drainage, Ribeirão Caraça at locality of Taboões, Reserva Particular do Patrimômio Natural (R.P.P.N.) Santuário do Caraça, Serra do Caraça, tributary of Rio Piracicaba, 20°04'54"S, 43°30'20"W, Minas Gerais State, Brazil.
Pareiorhaphis species are primarily diagnosed
from remaining neoplecostomines by having the canal plate firmly articulated to the preopercle, and by a series of
sexually-dimorphic features of hypertrophied odontodes of adult males, giving the fish a hispid appearance.