Totara Longhorn Beetle vs Knotgrass Leaf Beetle

Side-by-side species comparison

Attribute Totara Longhorn Beetle Knotgrass Leaf Beetle
Scientific Name Xylotoles costatus Chrysolina hyperici
Order Coleoptera Coleoptera
Family Cerambycidae Chrysomelidae
Size 1-2 cm 5-7 mm
Habitat Woodlands Grasslands
Diet Wood Feeders Herbivores
Regions New Zealand Europe (native), introduced to Australia and North America
Conservation Endangered Least Concern

Totara Longhorn Beetle

A longhorn beetle endemic to the Chatham Islands of New Zealand. It breeds in dead wood of native Dracophyllum trees.

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Did You Know?

The Chatham Islands have been so heavily deforested that many of their endemic insects are now critically rare.

Knotgrass Leaf Beetle

A rounded, metallic bronze to coppery-green beetle that was introduced to control St. John's wort. It has a smooth, convex body with fine punctation across the elytra.

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Did You Know?

Introduced to Australia in the 1930s, it was one of the earliest successful biological control agents used against a weed in that country.