Adult: Species description based on Savage (2002). A small glassfrog (males to 26 mm, females unknown). Dorsal: The dorsal surface is green and covered in tiny yellow spots. Ventral: The ventral surface is transparent. The heart is red, but the digestive tract and liver are white. Eye: The iris is golden yellow. The eyes are not particularly protruding, as in some other glass frogs.
Diagnostic description: Usually without enlarged parotid glands, but if present. Head lacking ridges. No dorsal fold in the head; without fleshy fold on the roof of the mouth. The belly is transparent in living specimens, which will allow the internal organs. The bones are white in live specimens.
A conspicuous lack tarsal tubercle, and the leg lacks tarsal fold. They have legs with five toes; no two elongated inner tubers, such as shovels, with a free margin. Without a pair of fleshy protrusions on the dorsal terminal finger region. They have a small digital groove, which separates the upper surface of the finger and bearing, at least in the two outer fingers and toes of the foot. Ventral disk lacks. The fingers are usually membranes. Cartilage interlayer present between the last phalanges of the fingers. The talus and calcaneus are fused, the terminals are straight or T or Y. foma lack vomerine teeth. The membrane between the fingers of the hand-ll-lll is almost as estensa and between fingers III-IV.
Food: They feed on small insects like flies and crickets.
Distribution in Costa Rica: In the humid lowlands and south of the Atlantic slope between 60 and 100 m. Lift (Savage 2002).
Distribution outside Costa Rica: It is found from Costa Rica to western Colombia.