Eurypterid Definition
yo͝o-rĭptər-ĭd
noun
Any of an extinct order (Eurypterida) of large, aquatic arthropods of the Paleozoic Era, similar to the horseshoe crab and sometimes reaching a length of c. 1.8 m (c. 6 ft)
Webster's New World
A large, prehistoric, carnivorous arthropod, of the class Eurypterida, thought to be one of the first animals to venture onto land.
Wiktionary
Other Word Forms of Eurypterid
Noun
Singular:
eurypterid
Plural:
eurypteridsOrigin of Eurypterid
-
From New Latin Eurypterida order name from Eurypterus genus name eury– Greek pteron wing –pter
From American Heritage Dictionary of the English Language, 5th Edition
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