Thread-Winged Lacewing vs Split-banded Owlfly

Side-by-side species comparison

Attribute Thread-Winged Lacewing Split-banded Owlfly
Scientific Name Nemoptera sinuata Ascaloptynx appendiculatus
Order Neuroptera Neuroptera
Family Nemopteridae Ascalaphidae
Size 25-30 mm body; 40 mm hindwing streamers 42-55 mm wingspan
Habitat Heathland Woodlands
Diet Pollen Feeders Predators
Regions Europe, Asia Eastern United States
Conservation Least Concern Least Concern

Thread-Winged Lacewing

An unmistakable insect with elongated, ribbon-like hindwings that trail behind in flight. Found in dry Mediterranean habitats where it feeds on pollen.

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Did You Know?

The extraordinary ribbon-like hindwings are thought to confuse predators by creating a misleading silhouette in flight.

Split-banded Owlfly

A striking North American owlfly with a bold dark band across each forewing. Inhabits dry grasslands and open woodland in the eastern states.

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Did You Know?

Males defend aerial territories and engage in dramatic dogfight-like chases with rival males.