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horseshoe crab

DEFINITIONS OF: horseshoe crab

1

n 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:
Limulus polyphemus, Xiphosurus polyphemus, king crab
Type of:
arthropod
invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin
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