Horseshoe Crab
Of arthropod and Limulus. May also be referred to as Limulus polyphemus, Xiphosurus polyphemus and king crab.
Large marine arthropod of the Atlantic coast of North America having a domed carapace that is shaped like a horseshoe and a stiff pointed tail; a living fossil related to the wood louse.
This concept's ID is @1~9033