Xamiatus rubrifrons, also known as the red-jawed bearded wishbone spider, is a species of mygalomorph spider in the Microstigmatidae family. It is endemic to Australia. It was described in 1981 by Australian arachnologist Robert Raven.
The species occurs in south-east Queensland in the Conondale and D'Aguilar Ranges. The type locality is closed forest near Booloumba Creek in the Conondale Range.
The spiders are terrestrial predators.