Proshermacha villosaProshermacha villosa is a species of mygalomorph spider in the Anamidae family. It is endemic to Australia. It was described in 1918 by Australian arachnologists William Joseph Rainbow and Robert Henry Pulleine.Distribution and habitatThe species occurs in south-west Western Australia, in tall open forest. The type locality is Carlotta Brook, Nannup.Behaviour and ecologyThe spiders are arboreal or fossorial, terrestrial predators. They inhabit karri forest and construct shallow burrows or silk tubes for shelter, sometimes beneath bark.