Small species with minute stumps on the disc, taller near the margin. The arm spines alternate, with taller upper spines (looking like "goal posts") on every second arm segment. Colour usually light to dark mottled brown. Disc up to 4 mm wide, arm up to 1 cm long.
The feeding behaviour and favoured prey are unknown.
Occurs on red algae, bryozoans or sponges, from intertidal rock pools to the outer continental shelf (1-150 m).
Native to Australia
- DSE Advisory List : Not listed
- EPBC Act 1999 : Not listed
- IUCN Red List : Not listed