Australonoe willani is a species of marine in the family Polynoidae (scale worms), and the sole member of the genus Australonoe, known only from the south-east Indian Ocean at Rottnest Island, Western Australia.[
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Description
The body is short, with 39 segments bearing 16 pairs of elytra. The anterior margin of the
prostomium has a pair of acute anterior peaks. The lateral antennae are inserted ventrally (beneath prostomium and median antenna). Palps, antennae, dorsal and ventral cirri bear papillae. The notochaetae are about as thick as the neurochaetae. Unidentate (lacking a secondary tooth at the tips) and bidentate neurochaetae present. In life, the species has a reddish
prostomium with the rest of body and elytra orange.
[Hanley, J.R. (1993) Scaleworms (Polychaeta: Polynoidae) of Rottnest Island, Western Australia. In: F. E. Wells, D. Walker, H. Kirkman, and R. Lethbridge (Eds), Proceedings of the Fifth International Marine Biological Workshop: The Marine Flora and Fauna of Rottnest Island, Western Australia. Western Australian Museum, Perth, pp. 305–320]
