Taxa included

Muchmore, W.B. (1966a). A cavernicolous pseudoscorpion of the genus Microcreagris from southern Tennessee. Entomological News 77: 97–100.

Taxon
Lissocreagris valentinei (Chamberlin, 1962) (Pseudoscorpiones: Neobisiidae) 97, Microcreagris valentinei
Lissocreagris nickajackensis (Muchmore, 1966) (Pseudoscorpiones: Neobisiidae) 98–100, figs 1–2, Microcreagris nickajackensis