Calamaria gervaisii

Calamaria gervaisii, commonly known as Gervais's worm snake and the Philippine dwarf snake, is a species of small fossorial snake in the family Colubridae. The species is native to the Philippines.

Etymology
The specific name, gervaisii, is in honor of French zoologist Paul Gervais.

Geographic range
C. gervaisii is endemic to the Philippine Islands. Its range includes the islands of Basilan, Catanduanes, Cebu, Lubang, Luzon, Mindanao, Mindoro, Negros, Panay, Polillo, and Tablas.

Habitat and behavior
C. gervaisii is found from near sea level up to altitudes of 1000 m. It lives in forests and plantations, burrowing in the leaf litter and hiding under stones and fallen logs, or between the buttresses of trees.

Description
The longest specimen of C. gervaisii measured by Boulenger (1894) had a total length of 25.5 cm, which included a tail 2.0 cm long.

Reproduction
C. gervaisii is oviparous.

Conservation status
The IUCN has listed C. gervaisii as being of "least concern" because it has a wide range, appears to be abundant with a stable population, and seems to be tolerant of disturbance to its natural habitat. No particular threats to this species have been identified.