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© Rune Midtgaard

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.
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).