Trachycephalus hadroceps(Duellman & Hoogmoed, 1992)TYPE LOCALITY. — Guyana, Rupununi District, west of New River, North of Acarai Mountains.DISTRIBUTION. — Eastern Guiana Shield.TAXONOMIC REMARKS. — The population of French Guiana most likely belongs to the nominal species.HABITAT IN MITARAKA. — This species was heard calling from the canopy throughout the study area but was not collected.MATERIAL EXAMINED. — NA.