TRZSSODON HOWDENORUM AND T. BIDENTATUS SPP. N. FROM WESTERN AUSTRALIA WITH FURTHER RECORDS OF OTHER TRZSSODON SPP. (COLEOPTERA: SCARABAEIDAE: DYNASTINAE)

Two new species are described from Western Australia: Trissodon howdenorum from males taken near Geraldton; and T. bidentatus from a male taken in the Tutanning Nature Reserve near Pingelly. Further records are given for T. australasiae (Hope), T. laevigatus (Burmeister), T. tibialis Carne, T. subopacus Arrow, T. curtus (Burmeister), T. glaber Arrow, and T. nasutus (Blackburn).