Assertion: blue crab's carapace | /r/HasProperty | denticulate
Facets:
Source sentences:
text: The two species can indeed be distinguished by the purplish-brown spots on the carapace of C. irroratus (contrasting with the yellow spots of C. borealis), and by the smooth edges to the teeth on the edge of the carapace (denticulate in C. borealis).