class merostomata

1. Used in some classifications;
   Includes the orders Xiphosura and Eurypterida (synset 101789832)
   is a type of: arthropod - invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin
   member holonym:

   • order xiphosura, xiphosura - horseshoe crabs and extinct forms
   • eurypterida, order eurypterida - extinct aquatic arthropods of the Paleozoic
   belongs to: chelicerata, superclass chelicerata - spiders; scorpions; horseshoe crabs
   same as: merostomata

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