South American Eucalyptus Sawfly vs Elm Zigzag Sawfly

Side-by-side species comparison

Attribute South American Eucalyptus Sawfly Elm Zigzag Sawfly
Scientific Name Lophyrotoma zonalis Aproceros leucopoda
Order Hymenoptera Hymenoptera
Family Pergidae Argidae
Size 10-14 mm 5-7 mm
Habitat Farmland Woodlands
Diet Herbivores Herbivores
Regions Australia, invasive in South America East Asia, invasive in Europe
Conservation Least Concern Least Concern

South American Eucalyptus Sawfly

A dark-bodied pergid sawfly that has become a significant pest of eucalyptus plantations in South America. Larvae are gregarious and can cause severe defoliation.

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Did You Know?

This Australian native became a major pest after eucalyptus was widely planted in South America, far from its natural enemies.

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.