Hickory Horned Devil Caterpillar | Saw this guy crossing the… | Flickr
The giant horned caterpillar of the Royal Walnut Moth, Regal Moth or Hickory Horned Devil, Citheronia regalis on a leaf. The World's Largest Caterpillar. Photos | Adobe Stock
regal moth or hickory horned devil - Citheronia regalis (Fabricius)
EENY-052/IN209: Hickory Horned Devil (Larva), Regal Moth or Royal Walnut Moth (Adult), Citheronia regalis (Fabricius) (Insecta: Lepidoptera: Saturniidae: Ceratocampinae)