Procambarus fitzpatricki

Procambarus fitzpatricki, sometimes called the spinytail crayfish, is a species of crayfish in the family Cambaridae. It is endemic to southern Mississippi, between the Wolf River and the Pascagoula River, and is listed as a species of Least Concern on the IUCN Red List. It is the only species in the subgenus Procambarus (Acucauda).