IUCN threat status:

Extinct (EX)


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The fragile papershell is found throughout the Mississippi drainage, in the Gulf of Mexico drainage from Alabama to Texas. It is also found in the St. Lawrence river drainage from Lake St. Clair to Quebec City.

In Michigan, L. fragilis is found in the lower peninsula from the Muskegon River drainages to the southern part of the state. In eastern Michigan this species is found through the Saginaw and Lake Erie drainage systems.

Biogeographic Regions: nearctic (Native )


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Source: Animal Diversity Web

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