Oscaecilia osae Lahanas & Savage, 1992

Airstrip caecilian, Osa caecilian



Taxonomy & Nomenclature



Conservation Status

Last record: 1990

Rediscovered in 2004

IUCN RedList status: Least Concern



Costa Rica


Biology & Ecology










Original scientific description:

Lahanas, P. N. and Savage, Jay M. (1992). A new species of caecilian from the Península de Osa of Costa Rica. Copeia 1992: 703-708.

Other references:

Bolaños, F., Wake, M., Wilkinson, M. and Chaves, G. (2008). Oscaecilia osae. The IUCN Red List of Threatened Species 2008: e.T59584A11954247. Downloaded on 12 February 2017.

Gower, D.J. and Wilkinson, M. (2005). Conservation biology of caecilian amphibians. Conservation Biology 19(1): 45-55.

Hödl, W. (2005). The Amphibians and Reptiles of the Golfo Dulce Region Costa Rica, pp. 9-62. In: Huber, W. and Weissenhofer, A. (eds.). Natural and Cultural History of the Golfo Dulce Region, Costa Rica. Vienna, Austria.

Köhler, G. (2011). Amphibians of Central America. Herpeton, Offenbach.

Núñez Escalante, Raby and Amador, Henry Sandi. (2020). The Osa Caecilian (Oscaecilia osae): New Localities, Elevational Record, and Predation by a Common Black-Hawk (Buteogallus anthracinus). Reptiles & Amphibians 27(3): 491-493.

Núñez Escalante, Raby and Barrio-Amorós, C. (2014). Oscaecilia osae. Predation and Habitat. Mesoamerican Herpetology 1(2): 283-284.

Savage, Jay M. (2002). The Amphibians and Reptiles of Costa Rica: A Herpetofauna between two Continents, between two Seas. University of Chicago Press, Chicago.

Savage, Jay M. and Wake, M. H. (2001). Reevaluation of the status of taxa of Central American caecilians (Amphibia: Gymnophiona), with comments on their origin and evolution. Copeia 2001: 52-64.

Scheffers, Brett R., Yong, Ding Li, Harris, J. Berton C., Giam, Xingli and Sodhi, Navjot S. (2011). The world’s rediscovered species: back from the brink? PLoS ONE 6(7): e22531. [Supporting Information (Table S1)]


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