American worm snake

reptile

Also known as: Carphophis amoena

Written by

The Information Architects of Encyclopaedia Britannica

Last updated

June 18, 2026

Quick Summary

The American worm snake (Carphophis amoena) is a harmless, burrowing snake found in the eastern United States. It is characterized by its wormlike appearance, typically measuring less than 25 cm (10 inches) in length. Its coloration is brown or blackish on its back, with a pink belly. This species belongs to the family Colubridae. The term "worm snake" can also refer to other burrowing snakes, such as those in the family Typhlopidae.12

Summary created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.

3 Britannica Sources

Ask Britannica AI about this topic

Britannica doesn't have a full article on this topic, so we've curated a list of our relevant coverage.

worm snake
The American worm snake (Carphophis amoena), of the eastern United States, of the family Colubridae, is brown or blackish, with a pink belly. Adults usually are less than 25 cm (10 inches) long. The Oriental worm snakes of the genus Trachischium resemble the American species.
Read More
The American worm snake (Carphophis amoena), of the eastern United States, of the family Colubridae, is brown or blackish, with a pink belly. Adults usually are less than 25 cm (10 inches) long. The Oriental worm snakes of the genus Trachischium resemble the American species.
Read More