Silver-spotted Ghost Moth vs Schaus Swallowtail

Side-by-side species comparison

Attribute Silver-spotted Ghost Moth Schaus Swallowtail
Scientific Name Sthenopis argenteomaculatus Heraclides aristodemus ponceanus
Order Lepidoptera Lepidoptera
Family Hepialidae Papilionidae
Size 60-75 mm wingspan 83-95 mm wingspan
Habitat Rivers & Streams Forests
Diet Root Feeders Wood Feeders
Regions Eastern North America Florida Keys, United States
Conservation Least Concern Endangered

Silver-spotted Ghost Moth

A large ghost moth from North America with silver-spotted wings. Caterpillars bore into the roots of alder trees, taking two years to develop. Adults emerge for brief nocturnal mating flights.

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Did You Know?

Larvae spend up to two years boring through alder tree roots in waterlogged soil before pupating.

Schaus Swallowtail

A dark swallowtail with yellow bands and rusty-brown hindwing patches restricted to hardwood hammocks of the Florida Keys. It is one of the most endangered butterflies in the United States.

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Did You Know?

After Hurricane Andrew in 1992 nearly wiped out the species, a captive breeding program at the University of Florida saved it from extinction.