Asian Comma Butterfly vs Ilia Underwing

Side-by-side species comparison

Attribute Asian Comma Butterfly Ilia Underwing
Scientific Name Polygonia c-aureum Catocala ilia
Order Lepidoptera Lepidoptera
Family Nymphalidae Erebidae
Size 45-55 mm wingspan 70-95 mm wingspan
Habitat Farmland Woodlands
Diet Herbivores Predators
Regions East Asia, Japan/Korea Eastern North America from southern Canada to the Gulf states
Conservation Least Concern Least Concern

Asian Comma Butterfly

Known as 'ki-tataha' in Japanese, this butterfly has distinctively jagged wing edges that provide excellent camouflage among dead leaves. A white or silver comma mark on the hindwing underside gives it its name.

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Did You Know?

When this butterfly closes its wings, it looks exactly like a dead leaf, providing near-perfect camouflage against predators.

Ilia Underwing

A large moth with bark-patterned gray forewings that conceal bright reddish-orange and black hindwings. When startled, it flashes its colorful hindwings to confuse predators.

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Did You Know?

It rests head-down on tree trunks during the day, where its cryptic forewings blend perfectly with oak bark.