Elm Zigzag Sawfly vs Ivory-Marked Beetle

Side-by-side species comparison

Attribute Elm Zigzag Sawfly Ivory-Marked Beetle
Scientific Name Aproceros leucopoda Eburia quadrigeminata
Order Hymenoptera Coleoptera
Family Argidae Cerambycidae
Size 5-7 mm 15-25 mm
Habitat Woodlands Woodlands
Diet Herbivores Wood Feeders
Regions East Asia, invasive in Europe Eastern North America
Conservation Least Concern Least Concern

Elm Zigzag Sawfly

A small, pale green sawfly of East Asian origin that has become invasive in Europe. Larvae create distinctive zigzag feeding patterns on elm leaves.

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Did You Know?

This species reproduces entirely by parthenogenesis in its invasive range; males have never been found in Europe.

Ivory-Marked Beetle

A tan longhorn beetle with pairs of ivory-colored raised spots on each elytron. Larvae bore into hardwood timbers.

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Did You Know?

Adults have emerged from furniture over 40 years after the wood was cut and processed.