Assertion: rat's family | /r/HasProperty | myocastoridae
Facets:
Source sentences:
text: Classified for a long time as the only member of the family Myocastoridae, Myocastor is now included within Echimyidae, the family of the spiny rats.
text: Myocastor coypus is the only living member of the family Myocastoridae in the suborder Hystricognatha within the order Rodentia.