Assertion: eurypterid | /r/HasProperty | a group of organisms
Facets:
Source sentences:
text: Eurypterus ( yoo-RIP-tər-əs) is an extinct genus of eurypterid, a group of organisms commonly called "sea scorpions".
text: Eurypterus is an extinct genus of eurypterid, a group of organisms commonly called "sea scorpions".