Assertion: whelk's shell | /r/SimilarTo | that of a scallop
Facets:
value: because of the ribs
type: CAUSE
value: superficially
type: MANNER
Source sentences:
text: Though the shell of a cockle may superficially resemble that of a scallop because of the ribs, cockles can be distinguished from scallops morphologically in that cockle shells lack "auricles" (triangular ear-shaped protrusions near the hinge line) and scallop shells lack a pallial sinus.