AmphibiaWeb - Nymphargus oreonympha


(Translations may not be accurate.)

Nymphargus oreonympha (Ruiz-Carranza & Lynch, 1991)
family: Centrolenidae
subfamily: Centroleninae
genus: Nymphargus
Conservation Status (definitions)
IUCN Red List Status Account Least Concern (LC)
National Status None
Regional Status None


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A member of the ocellata group with the following combination fo characters: 1) vomerine teeth absent, 2) bones green in life, 3) color in life is pale green with broad spots and difuse black specks dorsally, 4) rostral is subovoid when viewed dorsally, and subtruncated when viewed laterally, 5) dorsal skin with many small tubercles (in the males), 6) folds on forearms and tarsals absent, 7) humeral spine is absent. Adults are large, males reach 24.0-26.3mm SVL, and females reach 26.4mm SVL. Head wider than it is long and wider than its body width. Head width is 32.9-36.2% SVL, length from anterior portion of eye to nostril is 46.4-66.7% diameter of the eye. Eyes slightly visible along the border of the snout (upper lip) when viewed ventrally. Diameter of the eye is 32.4-39.7% length of the head. Diameter of the tympanum is 24.1-33.3% the diameter of the eye. Length of tibia is 53.54-59.09% SVL. No dermal folds, metatarsal tubercle is small and elliptical (2.5 times longer than wide), pair of tubercles adjacent to cloaca ventrally.

Distribution and Habitat

Country distribution from AmphibiaWeb's database: Colombia

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Only known from the type locality at the department of Caquetá, in the county of Florencia, 8.6km E Alto Gabinete on the western slope of the Cordillera Oriental of Colombia, 1º’ 53 Latitude N, 75º 41’ W of Greenwich at an altitude between 2040-2270m.

Life History, Abundance, Activity, and Special Behaviors
Males call from vegetation that is 1-3m above the ground semi covered with vegetation. Calls are a series of 2-4 “peeps”

Possible reasons for amphibian decline

General habitat alteration and loss


Ruiz-Carranza, P.M. and Lynch, J.D. (1991). ''Ranas Centrolenidae de Colombia IV: Nuevas especies de Cochranella del grupo ocellata de la Cordillera Oriental.'' Lozania, (60), 1-13.

Originally submitted by: Raul E. Diaz (first posted 2002-12-22)
Edited by: Raul E. Diaz (2003-01-05)

Species Account Citation: AmphibiaWeb 2003 Nymphargus oreonympha <> University of California, Berkeley, CA, USA. Accessed May 25, 2024.

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Citation: AmphibiaWeb. 2024. <> University of California, Berkeley, CA, USA. Accessed 25 May 2024.

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