Assertion: sand dollar | /r/HasProperty | clypeasteroida
Facets:
Source sentences:
text: Sand dollars (Clypeasteroida) on the Shores of Singapore
text: In the Paleogene and Neogene periods (circa 66 to 1.8 Mya), sand dollars (Clypeasteroida) arose.
text: In the Paleogene and Neogene periods (circa 66 to 1.8 Mya), sand dollars (Clypeasteroida) arose.