Atelopus seminiferus Cope, 1874

Class: Amphibia > Order: Anura > Family: Bufonidae > Genus: Atelopus > Species: Atelopus seminiferus

Atelopus seminiferus Cope, 1874, Proc. Acad. Nat. Sci. Philadelphia, 26: 130. Holotype: ANSP 11383, according to Malnate, 1971, Proc. Acad. Nat. Sci. Philadelphia, 123: 352. Type locality: "From between Balsa Puerto and Moyabamba, Peru".

Phryniscus seminiferusBoulenger, 1882, Cat. Batr. Sal. Coll. Brit. Mus., Ed. 2: 152.

Atelopus seminiferusBoulenger, 1894, Ann. Mag. Nat. Hist., Ser. 6, 14: 374-375.

Atelopus seminiferFrank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 40. Incorrect subsequent spelling (Art. 32.5.1, 1999 Code).

English Names

Upper Amazon Stubfoot Toad (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 40).


Known from imprecise type locality ("between Balsa Puerto and Moyabamba") and from several localities in the northern part of the Alto Mayo Protected Forest, San Martín region, in the Upper Amazon Basin of San Martín, eastern Peru, 1000–2000 m elevation.

Geographic Occurrence

Natural Resident: Peru

Endemic: Peru


Presumably in the Atelopus flavescens group of Lynch, 1993, Alytes, 11: 77–87. 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: 174. Lötters and Schulte, 2005, in Rueda-Almonacid et al. (eds.), Ranas Arlequines: 106, provided a brief account, photograph, and map. Cusi, Barboza, Vredenburg, and von May, 2017, Amph. Rept. Conserv., 11(1): 17–24, provided a second locality and discussed the range and conservation status. 

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