Lithodes unicornisLithodes unicornis is a species of king crab. It lives at the muddy bottoms of an oceanic plateau in the southern Atlantic Ocean's Walvis Ridge known as the Valdivia Bank, residing at a depth of about.DescriptionL. unicornis is cream-coloured with pinkish-tinged walking legs and carapace, darker pinkish spines and dactyli, and yellowish setae which grow from its fingers. It has a pentagonal carapace which has been measured in males to be as long as and as wide as. It is morphologically similar to L. murrayi, but it has a visibly thinner central rostral spine.