''Procambarus reimeri'' is a species of

crayfish Crayfish are freshwater crustaceans belonging to the clade Astacidea, which also contains lobsters. In some locations, they are also known as crawfish, craydids, crawdaddies, crawdads, freshwater lobsters, mountain lobsters, rock lobsters, ...

in the family

Cambaridae The Cambaridae are the largest of the four families of freshwater crayfish, with over 400 Species. Most of the species in the family are native the United States east of the Great Divide and Mexico, but fewer range north to Canada, and south to ...

. It is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found els ...

to the Upper Irons Fork of the

Ouachita River The Ouachita River ( ) is a river that runs south and east through the U.S. states of Arkansas and Louisiana, joining the Tensas River to form the Black River near Jonesville, Louisiana. It is the 25th-longest river in the United State ...

basin in

Polk County, Arkansas Polk County is a county located in the U.S. state of Arkansas. As of the 2010 census, the population was 20,662. The county seat is Mena. Polk County is Arkansas's 48th county, formed on November 30, 1844; it was named for James K. Polk, 11th ...

References

Cambaridae Polk County, Arkansas Natural history of Arkansas Endemic fauna of the United States Freshwater crustaceans of North America Taxonomy articles created by Polbot Crustaceans described in 1979 Taxa named by Horton H. Hobbs Jr. {{Crayfish-stub