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. Synonyms: horseshoe crab, king crab, Xiphosurus polyphemus.
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Words linked to "Limulus polyphemus" : horseshoe crab, genus Limulus, Limulus, arthropod |
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