Xenolpium longiventer

Xenolpium longiventer is a species of pseudoscorpion in the Olpiidae family. It is endemic to Australia. It was described in 1885 by German arachnologists Ludwig Carl Christian Koch and Eugen von Keyserling.

Distribution and habitat
The species occurs in Queensland, Tasmania and Victoria. The type locality is Peak Downs in Queensland's Central Highlands Region. The pseudoscorpions inhabit plant litter.

Behaviour
The pseudoscorpions are terrestrial predators.