General Description

Carapace with clubbed setae, at least close to anterior and anterolateral margins, plus few scattered clusters of 2-3 longer soft hairs elsewhere; carapace with group of 3-12 tubercles on a curved ridge near anterolateral margin protruding through hairs. In juveniles, tubercles appear as low ridge buried in the velvety hairs. Male gonopod 1 with hooked tip, less bent in juveniles, with long setae at right angle near tip. Up to 2 cm wide.


This is the most common species of Pilumnus in the Bass Strait.


Southern temperate oceans, including south-eastern Australia.


In sponges, bryozoans, and algae, intertidal to 70 m depth.

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