Sharks and Other Sea Monsters 2
…The monstrous pterygotus (TAIR-ih-GO-tus) grew to seven feet long, bigger than most adult humans, making it the largest arthropod to ever exist.…
…The monstrous pterygotus (TAIR-ih-GO-tus) grew to seven feet long, bigger than most adult humans, making it the largest arthropod to ever exist.…