English: Blind snakes; Thread snakes.
Genera: 39; 5 families.
Habitat: fossorial, underground.
ZoologySnakes; 10 to 100 cm long.
FamiliesAnomalepididae: 4 primitive blind snakes; Southern Central America and South America
Gerrhopilidae: 2 blind snakes; India, Southeast Asia, Indonesia, Philippines, New Guinea.
Leptotyphlopidae: 13 slender blind snakes or threadsnakes; Africa, western Asia, Americas.
Typhlopidae: 18 long-tailed blind snakes; tropical, subtropical, cosmopolitan.
Xenotyphlopidae: 1 blind snake;
Madagascar.