Walnut Sphinx Moth vs Strong Casemaker Caddisfly

Side-by-side species comparison

Attribute Walnut Sphinx Moth Strong Casemaker Caddisfly
Scientific Name Amorpha juglandis Odontocerum albicorne
Order Lepidoptera Trichoptera
Family Sphingidae Odontoceridae
Size 50-75 mm 12-18 mm
Habitat Woodlands Rivers & Streams
Diet Detritivores Detritivores
Regions Eastern North America Europe
Conservation Least Concern Least Concern

Walnut Sphinx Moth

A beautifully cryptic hawk moth with scalloped wing edges and mottled brown, gray, and lavender patterns. It rests among leaf litter where it is nearly impossible to detect.

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Did You Know?

The walnut sphinx caterpillar can produce a high-pitched whistle by forcing air through its spiracles, startling birds and other predators.

Strong Casemaker Caddisfly

A caddisfly that builds smooth, slightly curved sand-grain cases up to 20 mm long. Larvae inhabit cool, clean streams with gravel and cobble substrates.

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Did You Know?

The cases are so precisely constructed they were once thought to be the work of marine worms rather than insects.