Adelphicos ibarrorum
Adelphicos ibarrorum  is a species of colubrid snake. It is endemic to Guatemala and only known from the highlands of south-central Guatemala in the region of its type locality near Chichicastenango. It is a fossorial snake known from pine-oak forest and forest edge at elevations of  above sea level. It is threatened by deforestation for agricultural purposes. The largest known specimen and the holotype of Adelphicos ibarrorum is a female measuring  in length, including  tail. References

Adelphicos
Snakes of Central America
Reptiles of Guatemala
Endemic fauna of Guatemala
Reptiles described in 1988
Taxa named by Jonathan A. Campbell