Mole-nest Rove Beetle vs Pacific Brown Lacewing

Side-by-side species comparison

Attribute Mole-nest Rove Beetle Pacific Brown Lacewing
Scientific Name Quedius mesomelinus Hemerobius pacificus
Order Coleoptera Neuroptera
Family Staphylinidae Hemerobiidae
Size 6-9 mm 10-14 mm wingspan
Habitat Tundra & Arctic Forests
Diet Predators Predators
Regions Europe, Western Asia, introduced to North America Western North America
Conservation Least Concern Least Concern

Mole-nest Rove Beetle

A medium-sized, dark rove beetle commonly found in caves, cellars, and the nests of burrowing mammals. It is one of the most troglophilic rove beetles in the Palearctic region.

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Did You Know?

This beetle is one of the most commonly recorded beetle species in European caves, thriving in the perpetual darkness.

Pacific Brown Lacewing

A brown lacewing native to western North America found in coniferous forests. Important natural enemy of hemlock and spruce adelgids.

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Did You Know?

It is being studied as a potential biocontrol agent against the invasive hemlock woolly adelgid.