Faxonius lanciferFaxonius lancifer, the shrimp crayfish, is a species of crayfish in the family Cambaridae. It is widespread in the South-Eastern United States.DescriptionFaxonius lancifer is a small crayfish. The adults range in size from about.Distribution and habitatThe original specimens came from Tallahatchie River at Rocky Ford, near the town of Etta, Union County, Mississippi. It is generally found in deep, slow rivers, large streams or lakes throughout its range.