Tantilla is a large genus of harmless New World snakes in the family Colubridae. The genus includes 66 species, which are commonly known as centipede snakes, black-headed snakes, and flathead snakes.
Description
Tantilla are small snakes, rarely exceeding 20 cm (8 inches) in total length (including tail). They are generally varying shades of brown, red or black in color. Some species have a brown body with a black head.
Behavior
Tantilla are nocturnal, secretive snakes. They spend most of their time buried in the moist leaf litter of semi-forested regions or under rocks and debris.