It inhabits slow streams, rivers and ponds in eastern Australia.

[4][7] Austroepigomphus praeruptus is a medium-sized, black and yellow dragonfly.

[6] The taxonomic status of Austroepigomphus praeruptus and Austrogomphus melaleucae has been uncertain.

The type specimen originally used to describe Austroepigomphus praeruptus is now lost.

Austrogomphus melaleucae is now considered a junior synonym of Austroepigomphus praeruptus.