Amphisbaena xera

Amphisbaena xera, known commonly as the dry worm lizard, Puerto Rican dryland worm lizard, or the North American worm lizard, is a worm lizard species. It is endemic to Puerto Rico.

Etymology
The specific name, xera, which is from Greek via Late Latin, means "dry".

Geographic range
It is found in Puerto Rico, both on the main island and also on the offshore Isla de Caja de Muertos.