(Armagomphus armiger)
Armagomphus armiger is a species of dragonfly of the family Gomphidae, known as an armourtail. It is the only known species of the monotypic genus Armagomphus. Armagomphus armiger is endemic to south-western Australia, where it inhabits streams and rivers. It is a small dragonfly with black and yellow markings. Armagomphus is a monotypic genus of dragonflies in the family Gomphidae, endemic to south-western Australia. The single known species is small in size with black and yellow markings.