Pachymerinus australis is a species of centipede in the Geophilidae family. It is endemic to Australia, and was first described in 1920 by American biologist Ralph Vary Chamberlin. Description The original description of this species is based on a specimen measuring 45 mm in length with 71 pairs of legs. Distribution The species occurs in New South Wales. Behaviour The centipedes are solitary terrestrial predators that inhabit plant litter, soil and rotting wood. References australis Centipedes of Australia Endemic fauna of Australia Fauna of New South Wales Animals described in 1920 Taxa named by Ralph Vary Chamberlin