Lysapsus

Lysapsus is a genus of frogs in the family Hylidae found in South America east of the Andes. Their common name is harlequin frogs.
Many frogs in Lysapsus have a paradoxical life cycle. They are most massive when they are older tadpoles and slightly smaller when they are adult frogs.

Species

There are four species:

The status of Lysapsus bolivianus is unclear; it might be a subspecies of Lysapsus limellum.