Minyobates steyermarki (Rivero, 1971)

Class: Amphibia > Order: Anura > Superfamily: Dendrobatoidea > Family: Dendrobatidae > Subfamily: Dendrobatinae > Genus: Minyobates > Species: Minyobates steyermarki

Dendrobates steyermarki Rivero, 1971, Kasmera, 3: 390. Holotype: UPRM 3399, by original designation. Type locality: "Cerro Yapacana, 1.200 m., Territorio Federal Amazonas, Venezuela".

Minyobates steyermarkiMyers, 1987, Pap. Avulsos Zool., São Paulo, 36: 304.

Dendrobates steyermarkiJungfer, Lötters, and Jörgens, 2000, Herpetofauna, Weinstadt, 22: 11, by implication.

English Names

Demonic Poison Frog (Walls, 1994, Jewels of the Rainforest: 26; Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 51).

Demonic Poison-arrow Frog (Ananjeva, Borkin, Darevsky, and Orlov, 1988, Dict. Amph. Rept. Five Languages: 50).


Cerro Yapacana, 600–1200 m elevation, Amazonas, Venezuela.

Geographic Occurrence

Natural Resident: Venezuela

Endemic: Venezuela


See account (as Dendrobates steyermarki) by Silverstone, 1975, Sci. Bull. Nat. Hist. Mus. Los Angeles Co., 21: 36. See comment on distribution by Gorzula and Señaris, 1999 "1998", Scient. Guaianae, 8: 27 (as Minyobates steyermarki). Lötters, Jungfer, Henkel, and Schmidt, 2007, Poison Frogs: 439-440, provided an account. See photograph, map, description of geographic range and habitat, and conservation status (as Dendrobates speciosus) in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 230. See Barrio-Amorós, Rojas-Runjaic, and Señaris, 2019, Amph. Rept. Conserv., 13 (1: e180): 51, for comments on range and literature. Señaris and Rojas-Runjaic, 2020, in Rull and Carnaval (eds.), Neotrop. Divers. Patterns Process.: 571–632, commented on range and conservation status in the Venezuelan Guayana.

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