Lithobiidae
Guambius christianus Chamberlin, 1946
Guambius coloradanus (Chamberlin, 1912)
Guambius curtior Chamberlin, 1917
Guambius euthus (Chamberlin, 1904)
Guambius hesperus Chamberlin, 1941
Guambius mississippiensis Chamberlin, 1912
Guambius oedipes (Bollman, 1888)
Guambius pinguis (Bollman, 1888)
