In a collection of 4,604 specimens of Pauropoda from the Western Australian jarrah forest 10 genera were represented and 59 species have been identifi ed, 51 of them new species named and described below: four in Pauropus, six in Allopauropus, 33 in Decapauropus, three in Stylopauropoides, and one each in Juxtapauropus, Rabaudauropus, Nesopauropus, Hemipauropus and Antichtopauropus. The genus Amphipauropus is reported from Australia for the fi rst time. Harrison's collection from 1914 from New South Wales has been restudied. Keys to the families and genera so far known from Australia are given. All valid species known from Australia, 89 at present, have been listed in a systematic section. The main part of the Australian species is not known from elsewhere.