Assertion: horseshoe crab's shell | /r/HasProperty | exoskeleton
Facets:
Source sentences:
text: Their smooth, hard shell (exoskeleton) is shaped like a horseshoe (thus the name).
text: Because they have a hard outer shell (the exoskeleton) that does not grow, they must shed their shells, a process called molting.
text: Anatomy: The Horseshoe Crab has a hard outer shell (an exoskeleton), 5 pairs of jointed legs and a pair of pincers.
text: Prior to the actual molt the horseshoe crab forms a new shell (exoskeleton) underneath the old.