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eurypterus |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Eurypterus \Eu*ryp"te*rus\, n. [NL., fr Gr ? broad + ? a wing.] (Paleon.) A genus of extinct Merostomata, found in Silurian rocks. Some of the species are more than three feet long.