eurypterid

[ yoo-rip-tuh-rid, yuh- ]

noun

1. any aquatic arthropod of the extinct order Eurypterida, from the Paleozoic Era, closely related to trilobites and scorpions.

eurypterid

/ jʊˈrɪptərɪd /

noun

1. any large extinct scorpion-like aquatic arthropod of the group Eurypterida, of Palaeozoic times, thought to be related to the horseshoe crabs

Word History and Origins

Origin of eurypterid¹

From the New Latin word Eurypteridae, dating back to 1870–75. See eury-, -pterous, -id ²

Word History and Origins

Origin of eurypterid¹

C19: from New Latin Eurypterida, from eury- + Greek pteron wing, feather

Example Sentences

The continuation of the dwindling process, already initiated in the Eurypterid, would easily result in the tentacles of Ammocœtes.

From Project Gutenberg

The body of this animal is elongate, somewhat eurypterid-like, but with a broad telson supplied with lateral swimmerets.

From Project Gutenberg