Hi Adrian,
Maybe it's a Pobblebonk, I think there are quite a few different ones. We have seen the Crimson sided pobblebonk in our yard on occasions it burrow and they have claws on there toes.
http://frogs.org.au/frogs/species/Li...stes/dumerili/
http://frogs.org.au/frogs/ofQld/Darling_Downs