Slender-legged tree frogs

Osteocephalus is a genus of frogs, the slender-legged tree frogs, in the family Hylidae found in the Guianas, the Amazon Basin, Venezuela, Colombia, southeastern Brazil, and north-eastern Argentina. Males are warty, while females are smooth.

Slender-legged tree frogs
Osteocephalus taurinus
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Amphibia
Order:	Anura
Family:	Hylidae
Subfamily:	Lophyohylinae
Genus:	Osteocephalus Steindachner, 1862
Species
25, see text.

Osteocephalus cabrerai

Species

There are currently many described species in Osteocephalus:^[1]

• O. alboguttatus (Boulenger, 1882)
• O. buckleyi (Boulenger, 1882) — Buckley's slender-legged tree frog
• O. cabrerai (Cochran and Goin, 1970)
• O. camufatus (Jungfer, Verdade, Faivovich, and Rodrigues, 2016)
• O. cannatellai (Ron, Venegas, Toral, Read, Ortiz, and Manzano, 2012)
• O. carri (Cochran and Goin, 1970)
• O. castaneicola (Moravec, Aparicio, Guerrero-Reinhard, Calderón, Jungfer, and Gvoždík, 2009)
• O. deridens (Jungfer, Ron, Seipp, and Almendáriz, 2000)
• O. duellmani (Jungfer, 2011)
• O. festae (Peracca, 1904)
• O. fuscifacies (Jungfer, Ron, Seipp, and Almendáriz, 2000)
• O. helenae (Ruthven, 1919)
• O. heyeri (Lynch, 2002)
• O. leoniae (Jungfer and Lehr, 2001)
• O. leprieurii (Duméril and Bibron, 1841) — Cayenne slender-legged tree frog
• O. mimeticus (Melin, 1941)
• O. mutabor (Jungfer and Hödl, 2002)
• O. oophagus (Jungfer and Schiesari, 1995)
• O. planiceps (Cope, 1874)
• O. sangay (Chasiluisa, Caminer, Varela-Jaramillo & Ron, 2020)^[2] — Sangay casqued tree frog
• O. subtilis (Martins and Cardoso, 1987) — Brazilian slender-legged tree frog
• O. taurinus (Steindachner, 1862) — Manaus slender-legged tree frog
• O. vasquezi (Venegas, García-Ayachi, Toral, Malqui, and Ron, 2023)
• O. verruciger (Werner, 1901) — Ecuador slender-legged tree frog
• O. vilarsi (Melin, 1941)
• O. yasuni (Ron and Pramuk, 1999)