Ozark
Guides
Isoperla namata
Ozark stripetail
Isoperla namata, commonly known as the Ozark stripetail, is a species of green-winged stonefly in the family Perlodidae. It was described by Frison in 1942. The species is found in North America, with distribution records from Arkansas, Illinois, Indiana, Kentucky, and Missouri.
Lirceus
Flat Waterslaters
Lirceus is a genus of freshwater isopod crustaceans in the family Asellidae, commonly known as flat waterslaters. The genus contains at least 18 described species distributed across southern Canada and the eastern United States, extending westward to the Great Plains. Many species inhabit caves and springs, particularly in the Interior Highlands region (Ozark and Ouachita Mountains), while others occupy surface streams and leaf pack habitats. Two species are listed as endangered or vulnerable on the IUCN Red List.