Rhinolithodes

Rhinolithodes wosnessenskii, also called the rhinoceros crab or golf-ball crab, is a species of king crab, the only species in the genus Rhinolithodes. The species is named after Ilya Gavrilovich Voznesenski. It is found at depths of 6 - 73 m in the north-east Pacific Ocean from Kodiak, Alaska to Crescent City, California.

R. wosnessenskii grows to 7 cm across the carapace, which is triangular and has a deep semicircular depression. The legs are covered in spines and long setae. It lives in crevices on rocky or gravel bottoms, and is only rarely encountered.