Illustration of the sea scorpion Slimonia acuminata attacking an early vertebrate. | Nathan Rogers

Ancient Sea Scorpion's Weaponized Tail Made Mincemeat of Our Aquatic Ancestors

A newly discovered eurypterid sported a weaponized tail that resembles an arrow and a sword, which it used to slash its prey to death.

Published On 04/18/2017
7:00 AM EDT
Slimonia acuminata fossil. | Scott Persons
Close-up of the weaponized tail of Slimonia acuminata. | Scott Persons