Bibliography

Oitaven, L. P. C., J. R. de Oliveira-Santos, A. de O. Silva, P. G. Gambale, and G. J. B. de Moura. 2017. Description of vocalisations and analysis of intra- and inter-individual variation in Pristimantis ramagii (Boulenger, 1888) in an upland swamp, Northeast Brazil. Herpetology Notes 10: 197–203.