Assertion: sea urchin's mouth | /r/Synonym | aristotle’s lantern
Facets:
value: collectively
type: MANNER
Source sentences:
text: The mouth of urchins, located on the test’s flat bottom (oral side), is called Aristotle’s Lantern, named after the Greek philosopher who first described it.
text: The bottom of a sea urchin contains the animal’s mouth, which is collectively called Aristotle’s Lantern (apparently because he thought it was shaped like a lantern).