Welcome to the Terrestrial Mollusc Tool.

Dissection Tutorial

Live specimens should be drowned in an airtight container that is completely filled with water. They should be left overnight or until completely...

How to Use the Key

This key was created to assist inspectors at U.S. ports of entry who are inspecting cargo to determine the identity of potentially important, invading...

Biology & Ecology

The phylum Mollusca includes a wide variety of invertebrates (animals without a spine) including gastropods (snails and slugs), cephalopods...