Broad-shouldered Leaf Beetle vs Willow Calligrapha

Side-by-side species comparison

Attribute Broad-shouldered Leaf Beetle Willow Calligrapha
Scientific Name Chrysomela tremula Calligrapha multipunctata bigsbyana
Order Coleoptera Coleoptera
Family Chrysomelidae Chrysomelidae
Size 7-11 mm 7-9 mm
Habitat Farmland Wetlands
Diet Herbivores Herbivores
Regions Europe, Siberia North America
Conservation Least Concern Least Concern

Broad-shouldered Leaf Beetle

A robust, convex beetle with dark metallic greenish-black to bronze elytra and irregular rows of punctures. It is closely associated with aspen and poplar trees.

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Did You Know?

Populations of this beetle can reach outbreak levels in aspen plantations, completely stripping trees of their foliage.

Willow Calligrapha

A subspecies of Calligrapha with pale elytra marked with elongated dark spots and dashes. It is associated with willow trees along waterways in North America.

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Did You Know?

Calligrapha beetles are a model system for studying pattern formation in biology, as no two individuals share the same elytral markings.