New records from Brazil and first record from the state of Rondônia of Osteocephalus castaneicola Moravec, Aparicio, Guerrero-Reinhard, Calderón, Jungfer & Gvoždík, 2009 (Anura: Hylidae) with an update on its geographical distribution

The genus Osteocephalus Steindachner, 1862, is currently composed of 24 species, of which 11 occur in Brazil. Here, we present the second record of the recently described tree frog, Osteocephalus castaneicola Moravec et al. (2009) to Brazil, as well as the first state record to Rondonia. We also present comments on its geographical distribution, presenting an updated geographical distribution map.