Brush-Footed Trapdoor Spider
Maybe Idiommata Sp.
Family: Barychelidae. Over 100 Australian species in 12 genera.
Size: Body 10-35 mm
Distribution: All over Australia
References: Whyte and Anderson
Danger: Bites are rare and there are no known medical complications.
Note that dead spiders usually fade in colour, so nearly all the spiders will look blacker or darker in colour in real life than they do in the photos of dead spiders from the museum.
Photo taken at Australian Museum, Sydney. High Resolution 3232 x 2480.