Assertion: cockle's shell | /r/HasProperty | uniform size
Facets:
Source sentences:
text: The brittle shells are of uniform size, are obliquely spherical, and possess distinct radiating ridges, or ribs, which aid the animal in gripping the sand.
text: The brittle shells are of uniform size, are obliquely spherical, and possess distinct radiating ridges, or ribs, which aid the animal in gripping the sand.