Assertion: arachnid | /r/PartOf | subphylum
Facets:
Source sentences:
text: All arachnids belong to a subphylum (a division of Arthropoda) known as the Chelicerata, of which there are approximately 65,000 described species (~8,000 in North America).
text: Arachnids belong to the subphylum Chelicerata.
text: Arachnids are invertebrate animals that belong to the group Arthropods and subphylum Chelicerata.