''Tolus'' is a genus of

harvestman The Opiliones (formerly Phalangida) are an order of arachnids, colloquially known as harvestmen, harvesters, harvest spiders, or daddy longlegs (see below). , over 6,650 species of harvestmen have been discovered worldwide, although the total n ...

in family

Phalangodidae The Phalangodidae are a family of harvestman, harvestmen with about 30 genus, genera and more than 100 described species, distributed in the Holarctic region. It is not to be confused with the harvestman family Phalangiidae, which is in the su ...

with the sole described species ''Tolus appalachius''. It is only found in

Tennessee Tennessee (, ), officially the State of Tennessee, is a landlocked U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders Kentucky to the north, Virginia to the northeast, North Carolina t ...

References

* 's Biology Catalog
Phalangodidae
Harvestmen Endemic fauna of Tennessee Monotypic arachnid genera Cave spiders {{Opiliones-stub