Assertion: eurypterid | /r/HasProperty | venomous
Facets:
Source sentences:
text: There is no evidence that eurypterids were venomous.
text: The tail, known as the telson, is spiked in most eurypterids like in modern scorpions and in some species it possibly may have been used to inject venom, but so far there is no certain evidence any eurypterids were venomous.