Order
Xiphosurida
Xiphosurida
2 species in this taxon
suborder of Xiphosura Xiphosurida (Xiphosurida) is an order comprising closely related families of organisms. It contains 1 families with 2 known species. This includes the family groups Limulidae. Among its members, 1 species are currently classified as threatened (Critically Endangered, Endangered, or Vulnerable). It belongs to Merostomata (Merostomata).