Bejarano-Muñoz, P.; Pérez-Lara, M. B.; Brito M., J. New Information on the Colouration and Natural History of the Papallacta Robber Frog Pristimantis Acerus (Lynch & Duellman, 1980) (Anura: Craugastoridae). ACI Av. Cienc. Ing. (Quito) 2015, 7 (2). https://doi.org/10.18272/aci.v7i2.251.