Pseudotyrannochthonius jonesi is a species of pseudoscorpion in the Pseudotyrannochthoniidae family.

It was described in 1962 by American arachnologist Joseph Conrad Chamberlin.

[1][2] The species occurs in eastern New South Wales, where it known only from the Jenolan karst.

The type locality is given as ‘probably in Blue Mountains near Sydney’.

[1][2] The pseudoscorpions are cave-dwelling, terrestrial predators.