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Related to Merostomata: Pycnogonida
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Merostomata - used in some classificationsMerostomata - used in some classifications; includes the orders Xiphosura and Eurypterida
arthropod - invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin
Chelicerata, superclass Chelicerata - spiders; scorpions; horseshoe crabs
order Xiphosura, Xiphosura - horseshoe crabs and extinct forms
Eurypterida, order Eurypterida - extinct aquatic arthropods of the Paleozoic
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
First data on the distribution of horseshoe crabs (Chelicerata: Merostomata) in Palawan, with notes on their status in the Philippines.
Percent contribution of CA1 and CA2 Average Average proportion individual of taxon weight per per Classification Taxon PFO station station Mollusca Placopecten magellanicus 28.2 0.0011 0.2433 Decapodiformes 53.8 0.2941 1.0434 Merostomata Limulus polyphemus 12.8 1.5450 22.7470 Crustacea Unclassified shrimp 15.4 0.0004 0.0554 Homarus americanus 33.3 1.6580 0.9347 Brachyura 74.4 0.6235 1.4495 Pelagic fish Alosa spp.
Although they have a hard shell and claws, the word "crab" is a misnomer as horseshoe crabs are not true crabs but are in a class of their own (Merostomata), and are more closely related to spiders and scorpions.