Conraua crassipes (Buchholz and Peters, 1875)

Class: Amphibia > Order: Anura > Family: Conrauidae > Genus: Conraua > Species: Conraua crassipes

Rana crassipes Buchholz and Peters In Peters, 1875, Monatsber. Preuss. Akad. Wiss. Berlin, 1875: 201. Holotype: ZMB 8360 according to Bauer, Günther, and Klipfel, 1995, in Bauer et al. (eds.), Herpetol. Contr. W.C.H. Peters: 50. Type locality: "Abo", Nigeria.

Rana perpalmata De Witte, 1922, Rev. Zool. Afr., 10: 320. Syntypes: MRAC (6 specimens), by original designation. Type locality: "Butu Polo, River. Mapanga", "Kai Bumba, Rv. Mala", Ganda Sundi, Riv. Mateke", all three localities in the "Bassin du Chiloango", Dem. Rep. Congo. Synonymy by Parker, 1936, Proc. Zool. Soc. London, 1936: 138; Perret, 1966, Zool. Jahrb., Jena, Abt. Syst., 93: 351.

Rana (Rana ) perpalmataDe Witte, 1930, Rev. Zool. Bot. Afr., 19: 258.

Paleorana crassipesScortecci, 1931, Atti Soc. Ital. Sci. Nat. Mus. Civ. Stor. Nat. Milano, 70: 17.

Paleorana perpalmataScortecci, 1931, Atti Soc. Ital. Sci. Nat. Mus. Civ. Stor. Nat. Milano, 70: 17.

Rana (Conraua) crassipesParker, 1936, Proc. Zool. Soc. London, 1936: 138.

Rana (Conraua) perpalmataLaurent, 1940, Rev. Zool. Bot. Afr., 33: 281.

Conraua crassipes crassipesPerret, 1966, Zool. Jahrb., Jena, Abt. Syst., 93: 351.

English Names

Abo Slippery Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 98).


Nigeria to Dem. Rep. Congo; Bioko.


De la Riva, 1994, Rev. Esp. Herpetol., 8: 130, provided a record for Equatorial Guinea. Frétey and Blanc, 2001, Bull. Soc. Zool. France, 126: 384, reported this species from Gabon. Lasso, Rial, Castroviejo, and De la Riva, 2002, Graellsia, 58: 21-34, provided notes on ecological distribution in Equatorial Guinea. Schiøtz, 1963, Vidensk. Medd. Dansk Naturhist. Foren., 125: 30, provided records for Nigeria.. Channing, Rödel, and Channing, 2012, Tadpoles of Africa: 258–259, provided information on comparative larval morphology.  Jongsma, Tobi, Dixon-MacCallum, Bamba-Kaya, Yoga, Mbega, Mve Beh, Emrich, and Blackburn, 2017, Amph. Rept. Conserv., 11 (1: e144): 8–9, provided a record for southeastern Gabon and briefly discussed habitat and range.

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