AMPHIBIAWEB
Rulyrana adiazeta
family: Centrolenidae
subfamily: Centroleninae

© 2008 Carlos HernŠndez (1 of 1)

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Conservation Status (definitions)
IUCN (Red List) Status Vulnerable (VU)
See IUCN account.
CITES No CITES Listing
Other International Status None
National Status None
Regional Status None

   

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Description

Rulyrana adiazeta has the following characteristics: 1) vomerine dentition present, 2) bones green in life, 3) peritoneum is white and covers ¬Ĺ-2/3 of the abdomen, 4) color in life (dorsally) is green to light green, 5) rostrally rounded when viewed dorsally, truncated when viewed laterally, 6) dorsally covered with small spines (which may be a sexual dimorphism since males have many more than females), 7) folds absent from forearm and tarsal regions, 8) humeral spine absent.

Adult females reach 23.3-28.8mm SVL, males reach 22.5-24.7mm SVL, head is equally wide as body (head width is 32.8-37.2% SVL), distance from anterior portion of eye to nostril is 43.3-70.0% diameter of eye, eyes slightly visible around snout when viewed ventrally, diameter of eye is 25.3-34.2% SVL, when hind limbs adpressed anteriorly the ankle almost rests at the most anterior portion of the snout

Distribution and Habitat

Country distribution from AmphibiaWeb's database: Colombia

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Found on the western slope of the Cordillera Oriental of Colombia in the departments of Cundinamarca, Santander, and Tolima in the counties of Sasaima, San Gil, and Icononzo (respectively) at altitudes between 1130 and 2060m.

Life History, Abundance, Activity, and Special Behaviors
Found on low vegetation adjacent to cascades and on the wet surfaces of rocks. Females are larger than the males as well as have less dorsal tubercles. The large eggs contain black spotting and were found between December and January of 1978-79.

Possible reasons for amphibian decline

General habitat alteration and loss

References
 

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.



Written by Raul E. Diaz (lissamphibia AT gmail.com), Assistant/student
First submitted 2002-12-22
Edited by Keith Lui (2009-06-24)



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Citation: AmphibiaWeb: Information on amphibian biology and conservation. [web application]. 2014. Berkeley, California: AmphibiaWeb. Available: http://amphibiaweb.org/. (Accessed: Jul 28, 2014).

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