Ptychadena grandisonae Laurent, 1954

Class: Amphibia > Order: Anura > Family: Ptychadenidae > Genus: Ptychadena > Species: Ptychadena grandisonae

Ptychadena grandisonae Laurent, 1954, Ann. Mus. R. Congo Belge, Tervuren, Zool., 34: 11. Holotype: MD 506, by original designation. Type locality: "Muita, Luembe E., Angola".

Rana (Ptychadena) grandisonaeGuibé and Lamotte, 1957, Bull. Inst. Franç. Afr. Noire, Ser. A, 19: 942, by implication.

Rana grandisonaeSchmidt and Inger, 1959, Explor. Parc Natl. Upemba, Miss. G.F. de Witte, 56: 70–75.

Ptychadena grandisonaePoynton, 1970, Ann. Natal Mus., 20: 370; Dubois, 1987 "1986", Alytes, 5: 56; by implication.

Rana (Ptychadena) grandisonaeDubois, 1981, Monit. Zool. Ital., N.S., Suppl., 15: 233, by implication.

Ptychadena (Ptychadena) grandisonaeDubois, 1992, Bull. Mens. Soc. Linn. Lyon, 61: 316.

English Names

Muita Grassland Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 105).

Grandison's Ridged Frog (Channing, 2001, Amph. Cent. S. Afr.: 325).

Grandison's Grass Frog (Channing and Rödel, 2019, Field Guide Frogs & Other Amph. Afr.: 338).


Open savannas in Angola through southern Dem. Rep. Congo to Rwanda, western Tanzania, and northern and western Zambia.


Reviewed by Schmidt and Inger, 1959, Explor. Parc Natl. Upemba, Miss. G.F. de Witte, 56: 70-75. Specimens cited by Amiet, 1973, Ann. Fac. Sci. Cameroun, 13: 137, and Amiet, 1974, Ann. Fac. Sci. Cameroun, 18: 112, were confused with Ptychadena straeleni, according to Perret, 1979, Bull. Soc. Neuchatel. Sci. Nat., 102: 18. See also accounts by Poynton and Broadley, 1985, Ann. Natal Mus., 27: 150, and Channing, 2001, Amph. Cent. S. Afr.: 325. Harper, Measey, Patrick, Menegon, and Vonesh, 2010, Field Guide Amph. E. Arc Mts. Tanzania and Kenya: 262–263, provided a brief account and photograph. Marques, Ceríaco, Blackburn, and Bauer, 2018, Proc. California Acad. Sci., Ser. 4, 65 (Suppl. II): 132–133, provided a map for Angola and brief discussion of literature.See Bittencourt-Silva, 2019, Amph. Rept. Conserv., 13 (2: e181): 11, for comment on population in western Zambia. Channing and Rödel, 2019, Field Guide Frogs & Other Amph. Afr.: 338–339, provided a brief account, photograph, and range map.   

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