Pristimantis atratus (Santiago Robber Frog)
Pristimantis atratus (Lynch, 1979)
It is a small frog with a dorsum varying from light yellowish brown to pale yellow, with black or dark brown groin bearing yellow or white dots. It has dorsolateral folds, a tubercle on the eyelid, several on the tarsus and a triangular calcar. Its finger discs are broadly expanded and it has…
