Assertion: eurypterid's carapace | /r/HasProperty | shown
Facets:
Source sentences:
text: The carapace of Eysyslopterus and other basal members of the closely related Pterygotioidea (Herefordopterus) and the waeringopteroids (Orcanopterus) has been shown as almost identical, only differing between them by the position of the eyes.