Calleta Silk Moth vs Black Swallowtail

Side-by-side species comparison

Attribute Calleta Silk Moth Black Swallowtail
Scientific Name Eupackardia calleta Papilio polyxenes
Order Lepidoptera Lepidoptera
Family Saturniidae Papilionidae
Size 85-110 mm wingspan 69-84 mm wingspan
Habitat Deserts & Drylands Gardens
Diet Omnivores Nectar Feeders
Regions Southwestern United States, Mexico North America
Conservation Least Concern Least Concern

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.

Black Swallowtail

Black butterfly with yellow spot bands and blue hindwing patches; orange and black eyespot on each hindwing. Common in gardens across eastern North America.

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Did You Know?

Caterpillars extend a foul-smelling orange forked organ called an osmeterium when threatened.