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![]() Date: 2013-11-25 13:47:48Xiphosura Living fossils Atlantic horseshoe crab Horseshoe crab Crab Red Knot Fiddler crab Limulus amebocyte lysate Spawn Taxonomy Phyla Protostome | Source URL: www.fws.govDownload Document from Source WebsiteFile Size: 150,23 KBShare Document on Facebook |