Calymmachernes is a monotypic genus of pseudoscorpions in the Chernetidae family. It is endemic to Australia. It was described in 1954 by Austrian arachnologist Max Beier.
The genus contains the sole species Calymmachernes angulatus <small>Beier,1954</small>.
The species occurs in south-west Western Australia. The type locality is Thompsons Road, Walpole, where the holotype was found under bark.
The pseudoscorpions are terrestrial predators.