''Scinax pyroinguinis'' is a species of frog in the family

Hylidae Hylidae is a wide-ranging family of frogs commonly referred to as " tree frogs and their allies". However, the hylids include a diversity of frog species, many of which do not live in trees, but are terrestrial or semiaquatic. Taxonomy and ...

from Peru's

Ucayali River The Ucayali River (, ) is the main headstream of the Amazon River. It rises about north of Lake Titicaca, in the Arequipa region of Peru and becomes the Amazon at the confluence of the Marañón river, Marañón close to Nauta city. The city of ...

. It has unique orange and black markings on its inner hind legs.

References

pyroinguinis Amphibians of Peru Endemic fauna of Peru Amphibians described in 2023 Taxa named by Alessandro Catenazzi {{Scinax-stub