Glover's Silk Moth vs Little Carpenterworm

Side-by-side species comparison

Attribute Glover's Silk Moth Little Carpenterworm
Scientific Name Hyalophora columbia gloveri Prionoxystus macmurtrei
Order Lepidoptera Lepidoptera
Family Saturniidae Cossidae
Size 100-130 mm wingspan 25–45 mm wingspan
Habitat Farmland Woodlands
Diet Omnivores Wood Feeders
Regions Western North America, Rocky Mountain region Eastern North America
Conservation Least Concern Not Evaluated

Glover's Silk Moth

A large silk moth from the western Rocky Mountain region with reddish-brown wings and white crescent-shaped spots. It is closely related to the cecropia moth but adapted to arid habitats.

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Did You Know?

It was originally described as a separate species but is now considered a subspecies of the Columbia silk moth.

Little Carpenterworm

A smaller relative of the carpenterworm moth that bores into oaks and other hardwoods. Larvae create long tunnels through the sapwood and heartwood.

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Did You Know?

Its tunnels reduce the commercial value of lumber and provide entry points for wood-decay fungi.