Cycloramphus asper Werner, 1899

Class: Amphibia > Order: Anura > Family: Cycloramphidae > Genus: Cycloramphus > Species: Cycloramphus asper

Cycloramphus asper Werner, 1899, Zool. Anz., 22: 482. Type(s): Not stated; presumably in NHMW, although not mentioned in recent type lists, and not in the ZMB (Heyer, 1983, Arq. Zool., São Paulo, 30: 262). Type locality: "Sta. Caterina, Brasilien".

Telmatobius asper Boulenger, 1907, Ann. Mag. Nat. Hist., Ser. 7, 19: 394. Syntypes: BMNH (4 specimens), these being 1947.2.15.18–51 (formerly 1905.7.24.13–16) according to museum records; BMNH 1947.2.15.48 designated lectotype by Heyer, 1983, Arq. Zool., São Paulo, 30: 289. Type locality: "Theresopolis, Santa Catharina", Brazil. Not a subsequent combination of Cycloramphus asper Werner, 1899. Synonymy by Heyer, 1983, Arq. Zool., São Paulo, 30: 289.

Cyclorhamphus asperBarbour and Noble, 1920, Bull. Mus. Comp. Zool., 63: 407; Nieden, 1923, Das Tierreich, 46: 368.

Niedenia spinulifer Ahl, 1924, Zool. Anz., 58: 107. Syntypes: ZMB 26867 and 63129 according to Lingnau, Solé, Dallacorte, and Kwet, 2008, North-West. J. Zool., Romania, 4: 230, previous reported as not found by Heyer, 1983, Arq. Zool., São Paulo, 30: 289. Type locality: "villeicht Ndjiri-Sümpfe, Schilling?" (= perhaps Ndjiri swamps, Shilling?). Bokermann, 1966, Lista Anot. Local. Tipo Anf. Brasil.: 93, regarded the type locality to be "certamente do sul do Brasil". Synonymy by Noble, 1926, Am. Mus. Novit., 212: 14.

Iliodiscus asperMiranda-Ribeiro, 1926, Arq. Mus. Nac., Rio de Janeiro, 27: 47.

Cyclorhamphus neglectus Lutz, 1928, C. R. Mém. Hebd. Séances Soc. Biol. Filial., Paris, 98 (1928, vol. 1): 640. Replacement name for Telmatobius asper Boulenger, 1907. Synonymy by Heyer, 1983, Arq. Zool., São Paulo, 30: 261.

Cyclorhamphus boulengeri Lutz, 1929, Mem. Oswaldo Cruz, Rio de Janeiro, 22: 11. Replacement name for Telmatobius asper Boulenger, 1907.

Grypiscus asperMiranda-Ribeiro, 1935, Rev. Mus. Paulista, São Paulo, 19: 416.

Cycloramphus asperCochran, 1955 "1954", Bull. U.S. Natl. Mus., 206: 255.

English Names

Werner's Button Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 71).


Serra do Mar in the state of Santa Catarina, Brazil.

Geographics occurrence

Natural resident: Brazil

Endemic to the political unit: Brazil

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