Taxonomy: families
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Snakes (Serpentes)

   Genera


Exiliboa
Mexican Dwarf Boa


Ungaliophis
Central American Dwarf Boas




Citation: Midtgaard, Rune. RepFocus - A Survey of the Reptiles of the World. (www.repfocus.dk).
Latest update: July 4th, 2026.


Biodiversity of the family Ungaliophiidae Bibliography of the family Ungaliophiidae

Ungaliophiidae

Northern Dwarf Boas
Nördliche Zwergboas     Nordlige Dværgboaer




Contents: Endemicity:
2 genera of which 1 (50.0%) is endemic  0% 100%
3 species of which 1 (33.3%) are endemic  0% 100%

Remarks: Previously included in the family Boidae. Regarded herein as a separate family, following O'Shea (2023). Wallach (2026) regarded Ungaliophiidae as a subfamily of Charinaidae.

Distribution:  S. Mexico, Central America, NW. South America.

Reported from:
Colombia, Costa Rica, Guatemala, Honduras, Mexico, Nicaragua, Panama.




Meristic and other data
of the world's snakes.
Compiled by
V. Wallach
Key to abbreviations


Head drawings of the world's snakes (menu).
Compiled by
V. Wallach