Mexican burrowing tree frogs
 Smilisca is a genus of frogs (Mexican burrowing tree frogs) in the Hylidae family found in Mexico southern Texas and Arizona Central America and northwestern South America. In a recent revision of the Hylidae family the two species of the previous genus Pternohyla were included in this genus.Its name is from the Ancient Greek smiliskos (‘little knife’) referring to the pointed frontoparietal processes.