Carapace flat, smooth, pentagonal, with margins laminate and winglike. Shape of carapace like a maple leaf. Rostrum short and bifid. Chelipeds stout and 1st pair of walking legs much longer than others.
SizeCarapace: male 35 x 39 mm, female 29 x 32.4 mm.
ColourConsiderable variation in colour and patterns. Carapace may be a combination of kelp brown, tan, pink, white, dove grey, light to dark brown, maroon, or red, and frequently with a broad white V medially. Chelipeds also vary in colour. Walking legs banded usually with white and tan.