Conraua derooi Hulselmans, 1972 (1971?)

Togo slippery frog



Taxonomy & Nomenclature



Conservation Status

Last Record: 1980 (Bourgat et al., 1996)

Rediscovered in 2005

IUCN status: Critically Endangered



Ghana & Togo


Biology & Ecology










Original scientific description:

Hulselmans, J. L. J. (1971). Contribution a l'herpetologie de la Republique du Togo. 4. Description de Conraua derooi n. sp. (Amphibia). Revue de Zoologie et Botanie Africaine 1971: 153-159.


Other references:

Bourgat, R., Roure, C. & Kulo, S.-D., 1996. Nouvelles données sur les Trématodes d’Amphibiens d’Afrique occidentale. Description d’Haematoloechus aubrae n. sp. Revue zoologique de Suisse 103 (2): 383-394.

Hillers, A., Boateng, C.O., Segniagbeto, G.H., Agyei, A.C., & Rödel, M.-O. (2009). The amphibians in the forests of southern Ghana and western Togo. Zoosystematics and Evolution 85: 127-141.

Kouamé, N.G., Boateng, C.O., & Rödel, M.-O. (2007). A rapid survey of the amphibians from the Atewa Range Forest Reserve, Eastern Region, Ghana. A Rapid Biological Assessment of the Atewa Range Forest Reserve, Eastern Ghana. RAP Bulletin of Biological Assessment 47, pp. 76–83.  McCullough, J., Alonso, L.E., Naskrecki, P., Wright, H.E., & Osei-Owusu, Y. (Eds.). Arlington, Virginia: Conservation International. 

Lamotte, M., & Perret, J-L. (1968). Révision du genre Conraua Nieden. Bulletin de l’Institut fondamental d’Afrique Noire, Sér A, 30: 1603–1644.

Leaché, A.D., Rödel, M.-O., Linkem, C.W., Diaz, R.E., Hillers, A., & Fujita, M.K. (2006). Biodiversity in a forest island: reptiles and amphibians of the West African Togo hills. Amphibian and Reptile Conservation 4: 22-45.

Rödel, M.-O., & Agyei A.C. (2003). Amphibians of the Togo-Volta highlands, eastern Ghana. Salamandra 39: 207–234. [did not record this species]

Mark-Oliver Rödel, Arne Schiøtz. (2004). Conraua derooi. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. ( Downloaded on 13 February 2013.

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)]

Schiøtz, Arne. (1964). A preliminary list of amphibians collected in Ghana. Videnskabelige Meddelelser fra dansk Naturhistorik Forening 127: 1–17.

Ségniagbeto, Gabriel Hoinsoudé, Bowessidjaou, J. E., Dubois, A. and Ohler, A. (2007). Les Amphibiens du Togo: état actuel des connaissances. Alytes 24: 72-90.

Ségniagbeto, Gabriel Hoinsoudé, Okangny, D. and Luiselli, L. (2013). The endemic Conraua derooi in immediate conservation need in Togo. FrogLog 108: 23-24.

Ségniagbeto, Gabriel Hoinsoudé et al. (2017). The distribution and local density of the critically endangered frog Conraua derooi Hulselmans, 1972 in Togo, West Africa. The Herpetological Bulletin 141: 23-27.

Wiles, Alex. (20 May, 2016). Togo Slippery Frogs Feared Extinct; Found Living in Hidden Waterfall in Africa. Water Currents (National Geographic). Available from: [accessed 23 May 2016]


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