Cambarellus shufeldtii is a species of crayfish in the family Cambaridae.

It is native to the United States, where it occurs in Alabama, Arkansas, Illinois, Kentucky, Louisiana, Mississippi, Missouri, Tennessee, and Texas.

[1] It is known commonly as the Cajun dwarf crayfish.

[2] This crayfish lives in a variety of aquatic habitat types, especially slow-moving and standing water.

It lives in shallow water with plant cover, and it burrows into the substrate during dry periods.