Hobbseus valleculus

Hobbseus valleculus, the Choctaw riverlet crayfish, is a species of crayfish in the family Cambaridae. It is endemic to Mississippi in the United States.

The IUCN conservation status of Hobbseus valleculus is "EN", endangered. The species faces a high risk of extinction in the near future. The IUCN status was reviewed in 2010.