Adult females reach 20-23.1 mm SVL, males reach 20-21.9 mm SVL. Head is wider than body, and wider than it is long (head width is 34.6-42.7% SVL). Snout short and round. Loreal region is concave, lips rounded and thick. Eyes large and directed anterolaterally at 45 degrees. When viewed ventrally, eyes visible around border of upper jaw. Anteroposterior diameter of eye is approx. 36.9-47.6% skull length. Supratympanic fold is thin and very well defined. Tongue equally long as it is wide. Humeral spine present in males and exernally visible. When legs adpressed anteriorly, and arms adpressed posteriorly, knees overlap with the elbows. Dorsal skin smooth. Males have small spines adjacent to the tympanum and around the upper lip (in males only). Belly and thighs grainy in textur; throat is smooth. Pair of tubercles under claoca at posteroventral end of thighs. Coloration is a uniform light to dark green with yellowish specks dorsally. White spots are found the lateral portions of the head and forearm. Iris is a grayish yellow reticulated with black. Gular region is translucent, palms of hands and feet yellow. Bones green.
Distribution and Habitat
Country distribution from AmphibiaWeb's database: Colombia
Centrolene hybrida has been collected on the eastern side of the Cordillera Oriental in Columbia as far north as Pajarito (1600-2000 m). It has been collected as far south as El Alto de Gabinete (1410 m). It has also been collected in the Municipios de Garagoa (2020 m) and Miraflores (2000 m). This species lives along openings in the forest.
Life History, Abundance, Activity, and Special Behaviors
In may 1981, 1983, and October 1985, some females were collected with eggs while others were observed depositing eggs on the underside of leaves and fern fronds at approximately 1-3 m above the surface of water.
Possible reasons for amphibian decline
Habitat modification from deforestation, or logging related activities
Intensified agriculture or grazing
Ruiz-Carranza, P.M. and Lynch, J.D. (1991). ''Ranas Centrolenidae de Colombia II: Nuevas especies de Centrolene de la Cordillera Oriental y Sierra Nevada de Santa Marta.'' Lozania, (58), 1-26.
Written by Raul E. Diaz (lissamphibia AT gmail.com), Assistant/student
First submitted 2002-10-21
Edited by Raul E. Diaz (2009-06-23)
Species Account Citation: AmphibiaWeb 2009 Centrolene hybrida <http://amphibiaweb.org/species/1728> University of California, Berkeley, CA, USA. Accessed Oct 23, 2017.
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Citation: AmphibiaWeb. 2017. <http://amphibiaweb.org> University of California, Berkeley, CA, USA. Accessed 23 Oct 2017.
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