Assertion: horseshoe crab limulus polyphemus | /r/HasProperty | 200 million years of existence
Facets:
Source sentences:
text: The Horseshoe Crab, Limulus polyphemus: 200 Million Years of Existence, 100 Years of Study.
text: The Horseshoe Crab, Limulus polyphemus: 200 Million Years of Existence, 100 Years of Study.