Western Balsam Bark Beetle vs Titan Longhorn Beetle

Side-by-side species comparison

Attribute Western Balsam Bark Beetle Titan Longhorn Beetle
Scientific Name Dryocoetes confusus Phoracantha tricuspis
Order Coleoptera Coleoptera
Family Curculionidae (Scolytinae) Cerambycidae
Size 3.2–4.5 mm 18-28 mm body length
Habitat Mountains Forests
Diet Wood Feeders Wood Feeders
Regions Western North America Australia
Conservation Not Evaluated Least Concern

Western Balsam Bark Beetle

A bark beetle that primarily attacks subalpine fir in western North America. It often colonizes trees already weakened by root disease.

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Did You Know?

It produces a pheromone called exo-brevicomin that attracts other beetles to mass-attack weakened trees.

Titan Longhorn Beetle

A large longhorn beetle with brown coloring and three-pronged elytral spines at the tips. It attacks drought-stressed eucalyptus trees.

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Did You Know?

Like its relative P. semipunctata, it has also spread to eucalyptus plantations on other continents.