Limulus

== Translingual == === Etymology === Latin līmulus (“somewhat askance”). === Proper noun === Limulus m A taxonomic genus within the family Limulidae – the Atlantic horseshoe crab (Limulus polyphemus). ==== Usage notes ==== Many fossil species were assigned here, but almost all are now assigned to other genera. For such genera see "sister taxa" at “Limulus”, in Paleobiology Database, 2026. ==== Hypernyms ==== (genus): Eukaryota – superkingdom; Animalia – kingdom; Bilateria – subkingdom; Protostomia – infrakingdom; Ecdysozoa – superphylum; Arthropoda – phylum; Chelicerata – subphylum; Merostomata – class; Xiphosura – order; Xiphosurida – suborder; Limulina – infraorder; Limulidae – family ==== Hyponyms ==== (genus): Limulus polyphemus - sole extant species; for the few currently accepted extinct species see Limulus on Wikipedia.Wikipedia ==== Derived terms ==== === References === Limulus on Wikipedia.Wikipedia Limulus on Wikispecies.Wikispecies Category:Limulus on Wikimedia Commons.Wikimedia Commons Limulus at World Register of Marine Species Limulus at Integrated Taxonomic Information System. Limulus at National Center for Biotechnology Information “Limulus”, in Paleobiology Database, 2026