The Anomalepididae are a family of nonvenomous snakes, native to Central and South America. They are similar to Typhlopidae, except that some species possess a single tooth in the lower jaw. Currently, four genera and 15 species are recognized. Common names include primitive blind snake and dawn blind snake.
Xenopeltis, the sunbeam snakes, are the sole genus of the monotypic family Xenopeltidae, the species of which are found in Southeast Asia. Sunbeam snakes are known for their highly iridescent scales. Three species are recognized, each one with no subspecies. Studies of DNA suggest that the xenopeltids are most closely related to the Mexican burrowing python and to the true pythons (Pythonidae).
Crotalus ravus, commonly known as the Mexican pigmy rattlesnake or Mexican pygmy rattlesnake, is a venomous pit viper species, found only in Mexico. Three subspecies are currently recognized.
Anomalepis is a genus of nonvenomous blind snakes found in Central and South America. Currently, 4 monotypic species are recognized.
Mixcoatlus barbouri is a venomous pit viper species endemic to Mexico. No subspecies are currently recognized.
Bothrops pulcher is a venomous pitviper species found in South America. The specific name is Latin, meaning "beautiful", in reference to the color pattern. No subspecies are currently recognized.
Bothrops punctatus is a venomous pitviper species found in Ecuador, Mostly in the Chocó Department in Western Colombia and Panama. No subspecies are currently recognized.
Anomalepis aspinosus is a species of snake in the Anomalepididae family. It is endemic to Peru, being seen once in history, in 1939 by Edward Harrison Taylor.
Anomalepis flavapices is a species of snake in the Anomalepididae family. It is endemic to Ecuador.
Anomalepis mexicana is a species of snake in the Anomalepididae family.
Helminthophis flavoterminatus is a species of snake in the Anomalepididae family. It is endemic to Colombia and Venezuela.
Liotyphlops anops is a species of snake in the family Anomalepididae. It is endemic to Colombia.
Liotyphlops argaleus is a species of snakes in the family Anomalepididae. It is endemic to Colombia.
Joshua's blind snake is a species of snake in the family Leptotyphlopidae. The species is endemic to Colombia.
Dugand's blind snake is a species of snake in the family Leptotyphlopidae. The species is endemic to South America.
The Santander blind snake is a species of snake in the family Leptotyphlopidae. The species is endemic to Colombia.
The big-scaled blind snake is a species of snake in the family Leptotyphlopidae. The species is endemic to southern Central America and northern South America.
The Espírito Santo blind snake is a species of snake in the family Leptotyphlopidae. The species is endemic to Brazil.
Rhinotyphlops boylei, commonly known as Boyle's beaked blind snake, is a species of snake in the family Typhlopidae. The species is native to southern Africa.
Afrotyphlops schlegelii, commonly known as Schlegel's beaked blind snake or Schlegel's giant blind snake, is a species of snake in the family Typhlopidae. The species is endemic to eastern and southern Africa, and bears the distinction of being the world's largest typhlopid. It is harmless to humans and lives exclusively on a diet of termites.
3. Vanegas-Guerrero, Martins, A., Quiñones-Betancurt, E., & Lynch, J. D. (2019). Rediscovery of the rare Andean blindsnake Anomalepiscolombia Marx 1953 (Serpentes: Anomalepididae) in the wild. Zootaxa, 4623(3), 595–600. https://doi.org/10.11646/zootaxa.4623.3.13
