Pseudotyrannochthonius jonesi is a species of pseudoscorpion in the Pseudotyrannochthoniidae family. It is endemic to Australia. It was described in 1962 by American arachnologist Joseph Conrad Chamberlin.[1]
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]
The pseudoscorpions are cave-dwelling, terrestrial predators.[1]