Charadrahyla Faivovich, Haddad, Garcia, Frost, Campbell & Wheeler 2005

Key to the species of the genus Charadrahyla

1 Hypertrophied webbing between the first and second toes present...............................................2

- Hypertrophied webbing absent........................................................................... 3

2 Adult males 52.5–57.8 mm SVL; proportionately longer legs (tibia/SVL 0.51–0.54).......................... C. tecuani

- Adult males 79.1–81.0 mm SVL; proportionately shorter legs (tibia/SVL 0.43–0.49)........................... C. trux

3 Snout pointed in dorsal profile...........................................................................4

- Snout rounded in dorsal profile...........................................................................6

4 A distinct rostral keel; rounded yellow spots on flanks and on posterior and anterior surfaces of the thighs.................................................................................................. C. esperancensis sp. n.

- Rostral keel absent................................................................................... 5

5 Snout acuminate and protruding in males and blunt in females; Adult males 65.9 mm SVL and 70.0 mm females...................................................................................................... C. taeniopus

- Snout acuminate not protruding; Adult males 80.6 mm SVL and 78.8 mm females......................... C. altipotens

6 Smooth dorsal skin texture; vocal slits present........................................................ C. nephila

- Tuberculate dorsal skin texture; vocal slits absent................................................... C. chaneque