Assertion: eurypterid's pair | /r/AtLocation | spine
Facets:
Source sentences:
text: More shared features are the presence of tongue-shaped scales on the margins of the tergites of the opisthosoma (the abdomen) and that the fourth pair of appendages were covered in spines.
text: More shared features are the presence of tongue-shaped scales on the margins of the tergites of the opisthosoma (the abdomen) and that the fourth pair of appendages were covered in spines.