A new species of Scinax (Anura: Hylidae) from Rocky Montane Fields in Southeastern and Central Brazil

摘要

We describe a new species of tree frog of the Scinax ruber clade from rocky field mountains in the states of Goias and Minas Gerais in central and southeastern Brazil. Scinax rogerioi sp. nov. is characterized by medium size (SVL males 25.0-35.6 mm; females 28.0-34.5 mm); snout protruding in lateral view and almost subovoid in dorsal view; loreal region concave; adhesive discs on fingers medium-sized, wider than long; interrupted, irregular dark brown blotches on dorsum from behind eyes to inguinal region from head to inguinal region; inverted brown triangular interocular blotch; brown spot in loreal region; advertisement call is a multipulsed note, with 6 to 12 pulses (interval between pulses 0.02 to 0.03s), and a dominant frequency of 1.38 to 3.19kHz. Description of the advertisement call and data on natural history are provided.