Pseudotyrannochthonius solitarius

Pseudotyrannochthonius solitarius is a species of pseudoscorpion in the Pseudotyrannochthoniidae family. It is endemic to Australia. It was described in 1951 by American arachnologist Clarence Clayton Hoff.

Distribution and habitat
The species occurs in the Australian Capital Territory, New South Wales, Tasmania, Victoria and Western Australia. The type locality is Mount Slide in Kinglake National Park north of Melbourne. It inhabits plant litter.

Behaviour
The pseudoscorpions are terrestrial predators.