How to identify it?
Larva
Newly hatched larva yellowish-brown. Black ocellate spots on thorax clear.
Adult
A pair of black clavate antennae. Forewing only with 2 rows of white spots on exoloma. Hind wing with a long tail, middle part of the wing with bands consisting of blue scales, with an additional row of light blue crescent spots.

Scientific Classification

Phylum
Arthropods Class
Bugs Order
Moths and butterflies Family
Swallowtail butterflies Genus
Swallowtails Species
Spicebush swallowtail