Genus Tetracion
Hoffman, 1956
- Species in this portal
- 2
- Ecological class
- All troglobiont
- Realm
- Terrestrial
- Continent
- North America
- Country
- United States
- States and provinces
- Alabama and Tennessee
- Karst regions
- Interior Low Plateau
- Conservation
- 1 of 2 ranked G1 or G2
Species in this portal
| Species | Common name | Class | Status | States | Karst regions |
|---|---|---|---|---|---|
| Tetracion jonesi Hoffman, 1956 | Jones' Cave Millipede | Troglobiont | G3G4 | AL, TN | Interior Low Plateau |
| Tetracion tennesseensis Causey, 1959 | Tennessee Cave Millipede | Troglobiont | G2G3 | TN | Interior Low Plateau |