Bibliography

Lötters, S., W. Haas, S. Schick, and W. Böhme. 2002. On the systematics of the harlequin frogs (Amphibia: Bufonidae: Atelopus) from Amazonia. II. Redescription of Atelopus pulcher (Boulenger, 1882) from the eastern Andean versant in Peru. Salamandra 38: 165–184.