Atelopus epikeisthos

{{Short description|Species of amphibian}}

{{Speciesbox

| status = EN | status_system = IUCN3.1

| status_ref = {{cite iucn |author=IUCN SSC Amphibian Specialist Group |date=2018 |title=Atelopus epikeisthos |volume=2018 |page=e.T136162A89221263 |doi=10.2305/IUCN.UK.2018-1.RLTS.T136162A89221263.en |access-date=18 November 2021}}

| taxon = Atelopus epikeisthos

| authority = Lötters, Schulte & Duellman, 2005

}}

Atelopus epikeisthos, the Peruvian harlequin frog, is a species of toads in the family Bufonidae. It is endemic to Peru.Lötters, S., Schulte, R., & Duellman, W.E. "A new and critically endangered species of Atelopus from the Andes of northern Peru (Anura: Bufonidae)." Rev. Esp. Herp. 18 (2004): 108-109.