Island worm snakeThe island worm snake is a species of snake in the Typhlopidae family.Geographic rangeIt is endemic to southwestern Hispaniola, formerly including Navassa Island, an uninhabited island located in the Caribbean.Conservation statusIt has been rated Near Threatened. It is extirpated from Navassa Island, where the species became a casualty of human interference and feral predators, such as rodents, cats, dogs and goats that were introduced during the large-scale mining period on this small island during the 1800s.