The Tumbling Creek cavesnail is a species of freshwater cave snail with gills and an operculum, an aquatic gastropod mollusk in the family Amnicolidae.
The Madison Cave isopod, Antrolana lira, is a freshwater, cave-dwelling crustacean species. It is in the family Cirolanidae and it is the only species of its genus Antrolana. This isopod can be found in flooded limestone caves and karst aquifers throughout the Great Appalachian Valley of Virginia and West Virginia. The Madison Cave isopod has been listed as a vulnerable species on the IUCN Red List since 1983 and as a threatened species under the United States Endangered Species Act since 1982. The species was named after the cave in which it was first discovered, Madison Saltpetre Cave. Very little is known about the life history and behavior of the Madison Cave isopod.
Caecidotea barri, commonly known as the Clifton Cave isopod, is a species of crustacean in the family Asellidae. It is endemic to Kentucky in the United States.
Cambarus subterraneus, the Delaware County cave crayfish, is a species of crayfish in the family Cambaridae. It has been found only in three caves in Delaware County, Oklahoma.
Cambarus tartarus, the Oklahoma cave crayfish, is a species of crayfish in the family Cambaridae. It is endemic to two caves in Delaware County, Oklahoma in the United States.
Lirceus is a genus of isopod crustaceans in the family Asellidae that live in southern Canada and the eastern United States as far west as the Great Plains. Of the 15 species in the genus, two are listed as either endangered (EN) or vulnerable (VU) on the IUCN Red List.
Lirceus usdagalun is a rare species of crustacean known by the common name Lee County cave isopod. It is endemic to Virginia in the United States, where it is known from a single network of karst cave systems in Lee County. It is threatened by a number of processes. It is a federally listed endangered species of the United States, and is assessed as "endangered" by the International Union for Conservation of Nature.
Monolistra bolei is a species of isopod in the family Sphaeromatidae.
Monolistra calopyge is a species of isopod in the family Sphaeromatidae.
Monolistra schottlaenderi is a species of isopod in the family Sphaeromatidae.
Monolistra spinosissima is a species of isopod in the family Sphaeromatidae.
Proasellus parvulus is a species of isopod in the family Asellidae. It is found in Europe.
Proasellus slovenicus is a species of isopod in the family Asellidae. It is found in Europe.
Thermosphaeroma cavicauda is a species of isopod in the family Sphaeromatidae. It is found in Mexico.
Thermosphaeroma dugesi is a species of isopod in the family Sphaeromatidae. It is found in Mexico.
Thermosphaeroma macrura is a species of isopod in the family Sphaeromatidae. It is found in Mexico.
Thermosphaeroma milleri is a species of isopod in the family Sphaeromatidae. It is found in Mexico.
Thermosphaeroma smithi is a species of isopod in the family Sphaeromatidae. It is found in Mexico.
Thermosphaeroma subequalum is a species of isopod in the family Sphaeromatidae.
