Xiphosura

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Matching Terms:		xiphosurus polyphemus
WordNet Dictionary

	Definition:	[n] horseshoe crabs and extinct forms

	Synonyms:	order Xiphosura

	See Also:	animal order, class Merostomata, family Limulidae, Limulidae, Merostomata

Webster's 1913 Dictionary

	Definition:	\Xiph`o*su"ra\, n. pl. See {Xiphura}.