Acorn Moth vs Calleta Silk Moth

Side-by-side species comparison

Attribute Acorn Moth Calleta Silk Moth
Scientific Name Blastobasis glandulella Eupackardia calleta
Order Lepidoptera Lepidoptera
Family Blastobasidae Saturniidae
Size 15–22 mm wingspan 85-110 mm wingspan
Habitat Woodlands Deserts & Drylands
Diet Omnivores Omnivores
Regions Eastern North America Southwestern United States, Mexico
Conservation Not Evaluated Least Concern

Acorn Moth

A small moth whose larvae bore into and consume the contents of acorns on the forest floor. It is common in oak woodlands across eastern North America.

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Did You Know?

In heavy infestation years, it can destroy over half the acorn crop on the forest floor.

Calleta Silk Moth

A dark brown silk moth with striking white crescent markings and a broad white postmedial band on each wing. It is native to the Sonoran Desert and surrounding regions.

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Did You Know?

Native peoples historically harvested its cocoons to make rattles and small containers.