Early Thorn vs Tulip-tree Silk Moth

Side-by-side species comparison

Attribute Early Thorn Tulip-tree Silk Moth
Scientific Name Selenia dentaria Callosamia angulifera
Order Lepidoptera Lepidoptera
Family Geometridae Saturniidae
Size 32-40 mm wingspan 80-110 mm
Habitat Underground Forests
Diet Herbivores Omnivores
Regions Europe Eastern United States
Conservation Least Concern Least Concern

Early Thorn

A moth that resembles a dead leaf when at rest, with twig-like resting posture. The spring generation is larger and darker than the summer generation. Comes readily to light.

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Did You Know?

When at rest, this moth perches with wings raised over its back like a butterfly, mimicking a dead leaf.

Tulip-tree Silk Moth

A large silk moth similar to the promethea but with more angular wing shapes and richer coloring. It is closely associated with tulip tree forests of the eastern United States.

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Did You Know?

The tulip-tree silk moth spins a distinctive leaf-wrapped cocoon that hangs from a branch by a silk peduncle, swaying in the wind all winter.