Slender-legged Treefrogs (Osteocephalus) is a genus of frogs in the Hylidae family, and are found in the Guianas, the Amazon Basin, Venezuela, Colombia, southeastern Brazil and northeastern Argentina.

Species

• Osteocephalus buckleyi (Boulenger, 1882).
• Osteocephalus cabrerai (Cochran et Goin, 1970).
• Osteocephalus deridens Jungfer, Ron, Seipp et Almendáriz, 2000.
• Osteocephalus elkejungingerae (Henle, 1981).
• Osteocephalus exophthalmus Smith et Noonan, 2001.
• Osteocephalus fuscifacies Jungfer, Ron, Seipp et Almendáriz, 2000.
• Osteocephalus heyeri Lynch, 2002.
• Osteocephalus langsdorffii (Duméril et Bibron, 1841).
• Osteocephalus leoniae Jungfer et Lehr, 2001.
• Osteocephalus leprieurii (Duméril et Bibron, 1841).
• Osteocephalus mutabor Jungfer et Hödl, 2002.
• Osteocephalus oophagus Jungfer et Schiesari, 1995.
• Osteocephalus pearsoni (Gaige, 1929).
• Osteocephalus planiceps Cope, 1874.
• Osteocephalus subtilis Martins et Cardoso, 1987.
• Osteocephalus taurinus Steindachner, 1862.
• Osteocephalus verruciger (Werner, 1901).
• Osteocephalus yasuni Ron et Pramuk, 1999.

Tree frogs

Osteocephalus