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Noun1.Eurypterida - extinct aquatic arthropods of the PaleozoicEurypterida - extinct aquatic arthropods of the Paleozoic
animal order - the order of animals
class Merostomata, Merostomata - used in some classifications; includes the orders Xiphosura and Eurypterida
eurypterid - large extinct scorpion-like arthropod considered related to horseshoe crabs
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
A synopsis of the family Pterygotidae Clarke and Ruedemann, 1912 (Eurypterida).
Miller, R.F., 2007, Nineteenth century collections of Pterygotus anglicus Agassiz (Chelicerata; Eurypterida) from the Campbellton Formation, New Brunswick, Canada: Atlantic Geology, v.
The scorpion body plan is strikingly similar to that of the extinct eurypterids (Chelicerata: Eurypterida), and on this basis, scorpions can be considered reasonable taphonomic analogues for their extinct chelicerate cousins.