Cardioglossa escalerae Boulenger, 1903

Class: Amphibia > Order: Anura > Family: Arthroleptidae > Subfamily: Arthroleptinae > Genus: Cardioglossa > Species: Cardioglossa escalerae

Cardioglossa escalerae Boulenger, 1903, Mem. R. Soc. Esp. Hist. Nat., 1: 64. Holotype: BMNH, by original designation. Type locality: "Cap Saint Jean, Guinée espagnole [= Equatorial Guinea]".

Astylosternus escalarae — Dubois, Ohler, and Pyron, 2021, Megataxa, 5: 222, by implication. See comment under Cardioglossa

English Names

Equatorial Guinea Long-fingered Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 37).

San Juan Long-fingered Frog (Channing and Rödel, 2019, Field Guide Frogs & Other Amph. Afr.: 242).


Southern Cameroon, east and south of the Sanaga River, south into Equatorial Guinea, and Gabon, east through southwestern Central African Republic to western Rep. Congo and northeastern Dem. Rep. Congo in low elevation rainforest.

Geographic Occurrence

Natural Resident: Cameroon, Central African Republic, Congo, Democratic Republic of the, Equatorial Guinea

Likely/Controversially Present: Congo, Republic of the, Gabon


 Lasso, Rial, Castroviejo, and De la Riva, 2002, Graellsia, 58: 21-34, provided notes on ecological distribution in Equatorial Guinea. Pauwels and Rödel, 2007, Herpetozoa, Wien, 19: 135-148, did not note the species as occurring in Gabon. Channing and Rödel, 2019, Field Guide Frogs & Other Amph. Afr.: 242–243, provided a brief account, photograph, and range map, including Gabon specifically as well as western Rep. Congo. See brief account and range map for Equatorial Guinea in Sánchez-Vialas, Calvo-Revuelta, Castroviejo-Fisher, and De la Riva, 2020, Proc. California Acad. Sci., Ser. 4, 66: 137–230.

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