Bibliography
Pauly, G. B., D. M. Hillis, and D. C. Cannatella . 2004. The history of Nearctic colonization: molecular phylogenetics and biogeography of the Nearctic toads (Bufo). Evolution 58: 2517-2535.
Pauly, G. B., D. M. Hillis, and D. C. Cannatella . 2004. The history of Nearctic colonization: molecular phylogenetics and biogeography of the Nearctic toads (Bufo). Evolution 58: 2517-2535.
