Assertion: eurypterid's carapace | /r/HasProperty | short subquadrangular
Facets:
Source sentences:
text: The carapace is rather short subquadrangular, its length to its width as 5:7; the lateral margins slightly concave, diverging forward at a small angle, the frontal margin broadly ​convex, the antelateral angles prominent, well rounded; the basal margin straight transverse.