Blue Leaf Beetle vs Rolled-wing Beetle

Side-by-side species comparison

Attribute Blue Leaf Beetle Rolled-wing Beetle
Scientific Name Colaspidema atrum Derodontus maculatus
Order Coleoptera Coleoptera
Family Chrysomelidae Derodontidae
Size 4-6 mm 2-4 mm
Habitat Farmland Forests
Diet Herbivores Fungus Feeders
Regions Southern Europe, North Africa, Western Asia North America, Europe
Conservation Least Concern Least Concern

Blue Leaf Beetle

A small, oval, dark blue to black beetle with a slight metallic luster. It can be a pest of lucerne (alfalfa) and other legume crops across Southern Europe and North Africa.

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Did You Know?

Large populations can rapidly defoliate alfalfa fields, with damage often concentrated in specific areas of a field called 'hot spots.'

Rolled-wing Beetle

A tiny beetle that feeds on slime molds on decaying logs in cool forests.

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Did You Know?

It curls its elytra edges downward, giving the family its common name.