NEW SPECIES OF HALACARIDAE FROM AUSTRALIA (ACARINA, PROSTIGMATA)

Four new species of Halacaridae (Acarina : Prostigmata) are described from Australian coastal waters : Lohmannella pinggi sp. n., Agauopsis mokari sp. n., Agauopsis collaris sp. n. and Copidognathus scuna sp. n. ; Thalassarachna lubricus (Bartsch), a species described from New Zealand, is recorded from Australia, and the descriptions of the female and the deutonymph are given.