(n.pl.) One of the classes of Mollusca, of great extent. It includes most of the marine spiral shells, and the land and fresh-water snails. They generally creep by means of a flat, muscular disk or foot, on the ventral side of the body. The head usually bears one or two pairs of tentacles. See Mollusca.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). gastropoda. Retrieved September 27, 2026, from http://smartdefine.org/gastropoda/definitions/2011509 |
| Chicago | Webster's. 2011. "gastropoda" http://smartdefine.org/gastropoda/definitions/2011509 (accessed September 27, 2026). |
| Harvard | Webster's 2011, gastropoda, Smart Define, viewed 27 September, 2026, <http://smartdefine.org/gastropoda/definitions/2011509>. |
| MLA | Webster's. "gastropoda" 27 May 2011. Web. 27 September 2026. <http://smartdefine.org/gastropoda/definitions/2011509> |