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Citation: Midtgaard, Rune. RepFocus - A Survey of the Reptiles of the World. (www.repfocus.dk).
Latest update: December 31st, 2022.

Taxonomy of the family Viperidae
Bibliography of the genus Mixcoatlus
Biodiversity of the family Viperidae


Mexican Montane Pitvipers

Mexikanische Bergottern

Mexicanske Bjerghugorme

2011 Mixcoatlus Jadin, Smith & Campbell (type species: Agkistrodon browni Shreve 1938)
Contents: 3 species, all of which are endemic.
Endemism: 0% 100%
Remarks: The species of this genus were previously included in Cerrophidion or Ophryacus (e.g., Campbell & Lamar 2004).
Distribution: Mexico (Guerrero, Oaxaca, Puebla).

Mixcoatlus barbouri

Guerreran Montane Pitviper, (Barbour's Montane Pitviper)



1919 Lachesis barbouri Dunn
Bothrops barbouri Amaral 1930
Trimeresurus barbouri Smith 1941
Porthidium barbouri Campbell 1988
Cerrophidion barbouri Campbell & Lamar 1992
Mixcoatlus barbouri Jadin, Smith & Campbell 2011

Distribution: Mexico (Guerrero).

Mixcoatlus browni

Omilteme Montane Pitviper, (Brown's Montane Pitviper)



1938 Agkistrodon browni Shreve
Mixcoatlus browni Jadin, Smith & Campbell 2011

Remarks: Previously regarded as a synonym of barbouri (e.g., Campbell & Lamar 2004). Revalidated as a separate species by Jadin, Smith & Campbell (2011).
Distribution: Mexico (Guerrero).

Mixcoatlus melanurus

Black-tailed Montane Pitviper, Black-tailed Horned Pitviper, Black-tailed Hog-nosed Pitviper


Sorthalet Bjerghugorm

1924 Trimeresurus melanurus Müller
Bothrops melanura Amaral 1930
Porthidium melanurum Campbell & Lamar 1989
Ophryacus melanurus Gutberlet 1998
Mixcoatlus melanurus Jadin, Smith & Campbell 2011
1940 Trimeresurus garciai Smith (Campbell & Lamar 2004)

Distribution: Mexico (Oaxaca, Puebla).