Osornophryne antisana Hoogmoed, 1987

Class: Amphibia > Order: Anura > Family: Bufonidae > Genus: Osornophryne > Species: Osornophryne antisana

Osornophryne antisana Hoogmoed, 1987, Zool. Meded., Leiden, 61: 212. Holotype: MHNG 2278.49, by original designation. Type locality: "Río Quijos, estribaciones surorientales del Antisana," (0°35′S, 78°07′W; 3600 m), Provincia Napo, Ecuador.

Common Names

Antisana Toadlet (Coloma and Duellman, 2025, Amph. Ecuador. Vol. 2: xxxi). 

Sapito de Antisana (Spanish: Coloma and Duellman, 2025, Amph. Ecuador. Vol. 2: xxxi).

Napo Plump Toad (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 45).

Distribution

Cordillera Oriental in Napo, Cotopaxi, and Tungurahua provinces, Ecuador, 2609 to 4128 m elevation. 

Geographic Occurrence

Natural Resident: Ecuador

Endemic: Ecuador

Comment

See photograph, map, description of geographic range and habitat, and conservation status in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 200. A Colombia locality (ca. 23 km south of Pasto, Nariño) was reported by Mueses-Cisneros, 2003, Caldasia, 25: 420, and who provided a short description.  See comments by Cisneros-Heredia and Gluesenkamp, 2011 "2010", Avanc. Cienc. Ingen., Quito, Secc. B,, 2 (3): 64-73, who suggested that the Colombia record represents and unnamed species, as did Yánez-Muñoz, Altamirano-Benavides, Cisneros-Heredia, and Gluesenkamp, 2011 "2010", Avanc. Cienc. Ingen., Quito, Secc. B,, 2 (3): 46. Coloma and Duellman, 2025, Amph. Ecuador. Vol. 2: 256–257, provided an account, with photographs, which summarized identification, adult morphology, systematics, natural history, distribution (including a dot map), and conservation.

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