E-Fauna BC: Electronic Atlas of the Wildlife of British Columbia

Egg-shaped. Carapace marked on anterior half with fine transverse striations; front tridentate. Eyestalk long and slender with a small, terminal cornea. Antennules slender and setose. Antennal flagella long and robust with double rows of plumose setae which are hidden beneath mouth parts except when animal actively feeding. First 4 pairs of pereiopods greatly modified and used for digging. They are heavily bristled, flattened and curved and not chelate. 5th pereipod slender and chelate and used for cleaning as in other Anomura. Abdominal segments decrease in size posteriorly; telson large and arrow-head shaped. Uropods well developed but pleopods only in females; three pairs.

Carapace: male 22 mm, female, 35 mm.

Carapace greenish or steel grey dorsally with fine cross stripes of lighter colour, or pink, anteriorly; posteriorly two white dots on light coloured mid-dorsal with pale pink laterally. First pereiopod shell pink and white; the rest mostly pink with some pale iridescence. Abdomen grey with 6th segment and telson white, with two pink stripes.