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.
The whitebelly tree frog is a species of frog in the family Hylidae found in Ecuador and possibly Colombia and Peru. Its natural habitats are tropical and subtropical moist lowland forests, swamps, intermittent freshwater marshes, plantations, rural gardens, and heavily degraded former forests. It is threatened by habitat loss.
Osteocephalus helenae is a species of frog in the family Hylidae. It is widely distributed in the Amazon Basin and is known from the lowlands of Bolivia, Peru, Brazil, Colombia, Venezuela, Guyana, and French Guiana. The specific name helenae honors Helen Beulah Thompson Gaige, an American herpetologist. Common name Helena's [sic] treefrog has been proposed for it.
The map tree frog is a species of frog in the family Hylidae found in Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, Trinidad and Tobago, and Venezuela. Its natural habitats are subtropical or tropical dry forests, subtropical or tropical moist lowland forests, moist savanna, subtropical or tropical seasonally wet or flooded lowland grassland, rivers, freshwater lakes, intermittent freshwater lakes, freshwater marshes, plantations, rural gardens, heavily degraded former forests, ponds, and aquaculture ponds. It was previously known as Hyla geographica. The name comes from the reticulated map-like patterns on its eyelids (palpebrum). The black tadpoles congregate in dense clusters in ponds or other calm waters.
Osteocephalus buckleyi, also known as Buckley's slender-legged treefrog, is a species of frog in the family Hylidae. It is found along the periphery of the Amazon Basin in Bolivia, Peru, Ecuador, Colombia, northeastern Brazil, Venezuela, Guyana, Suriname, and French Guiana, and also in the Orinoco Delta in Venezuela. It is probably a species complex. Some sources treat Osteocephalus vilmae from Ecuador and Peru as a valid species.
Osteocephalus cabrerai is a species of frog in the family Hylidae. It is found in the Amazon Basin in Brazil (Manaus), northeastern Peru, Ecuador, Colombia, Guyana, and French Guiana, possibly wider. Some earlier records refer to Osteocephalus buckleyi.
Osteocephalus deridens is a species of frog in the family Hylidae. It is found in the Napo and Pastaza River drainages in eastern Ecuador and in the Loreto Region, northern Peru. The specific name deridens is derived from Latin deridere, meaning "make fun of someone". This alludes to the males calling from the treetops that sound "as if they are laughing at the collectors' vain attempts to reach them". Common name funny slender-legged treefrog has been coined for this species.
Henle's slender-legged tree frog is a species of frog in the family Hylidae. It is found in Peru and northeastern Bolivia. It occurs in lowland, premontane, and montane forest at elevations of 300–1,100 m (980–3,610 ft) above sea level. Breeding takes place in small streams where the tadpoles develop. It is a locally abundant species that can be threatened by habitat loss in parts of its range.
Osteocephalus fuscifacies is a species of frog in the family Hylidae endemic to Ecuador. It is known from the Napo River drainage at intermediate elevations. The specific name fuscifacies is derived from Latin fuscus (=tan) and facies (=face), in reference to the uniform tan-colored loreal region and the lack of a light subocular spot. Common name Napo slender-legged treefrog has been coined for this species.
Osteocephalus heyeri is a species of frogs in the family Hylidae found in Colombia and possibly Brazil and Peru. Its natural habitat is subtropical or tropical moist lowland forests. It is threatened by habitat loss.
The Cayenne slender-legged tree frog, also known as the Cayenne spiny-backed frog, is a species of frog in the family Hylidae found in northern South America.
Osteocephalus mutabor is a species of frogs in the family Hylidae found on the western Andean foothills of Ecuador and south to Ucayali Region of Peru. Before Osteocephalus mutabor was described as a new species in 2002, it was confused with Osteocephalus leprieurii.
Osteocephalus oophagus is a species of frogs in the family Hylidae found in Brazil, Colombia, French Guiana, Guyana, and possibly Suriname. Its natural habitat is subtropical or tropical moist lowland forests. It is also reported to produce bufotenin.
The Manaus slender-legged tree frog is a species of frog in the family Hylidae found in Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, and Venezuela. Its natural habitats are subtropical or tropical dry forest, subtropical or tropical moist lowland forest, moist savanna, rivers, intermittent freshwater marshes, and canals and ditches. It is threatened by habitat loss. It is also reported to produce Bufotenin.
The Ecuador slender-legged tree frog is a species of frog in the family Hylidae found in Colombia and Ecuador. Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical moist montane forests, rivers, intermittent freshwater marshes, rural gardens, and heavily degraded former forests.
Osteocephalus yasuni is a species of frogs in the family Hylidae. It is found in the upper Amazon Basin in southern Colombia, Ecuador, and northeastern Peru at elevations of 70–250 m (230–820 ft) above sea level. The specific name yasuni refers to the Yasuni National Park where its type locality is.
Osteocephalus castaneicola is a species of frog in the family Hylidae. It is found in lowland Amazonia of northern Bolivia, adjacent southeastern Peru, and western Brazil. It breeds in water-filled fruit capsules of the Brazil nut, a characteristic also alluded to in its specific name castaneicola derived from the Latin castanea, the root of the vernacular name castaña for the Brazil nut, together with the Latin colō meaning "to inhabit".
AmphibiaWeb is an American non-profit website that provides information about amphibians. It is run by a group of universities working with the California Academy of Sciences: San Francisco State University, the University of California at Berkeley, University of Florida at Gainesville, and University of Texas at Austin.
Osteocephalus festae is a frog in the family Hylidae endemic to Ecuador and Peru. Scientists have seen it between 1000 and 2200 meters above sea level.
Osteocephalus vilarsi is a frog in the family Hylidae endemic to the state of Amazonas in Brazil and the state of Amazonas in Venezuela. Scientists think it might also live in Colombia. This frog lives in white-sand forests.
