List of non-marine molluscs of the United States

The non-marine mollusks of the United States are a part of the molluscan fauna of the United States.
Land gastropods.
Land gastropods in the USA include:
Charopidae
Discidae
Helicodiscidae
Oreohelicidae
Federally endangered or threatened.
Federally endangered or threatened freshwater molluscs.
There are 34 freshwater gastropod taxa on this list. The only marine endangered gastropod is "Haliotis sorenseni". The only overseas endangered land snail is "Papustyla pulcherrima". Altogether 36 gastropod species are federally listed as of 2 October 2009.
See also.
Lists of molluscs of surrounding countries: