Round-necked Longhorn vs Oak Lace Bug

Side-by-side species comparison

Attribute Round-necked Longhorn Oak Lace Bug
Scientific Name Neoclytus acuminatus Corythucha arcuata
Order Coleoptera Hemiptera
Family Cerambycidae Tingidae
Size 8-18 mm 3-4 mm
Habitat Woodlands Woodlands
Diet Wood Feeders Sap Feeders
Regions Eastern North America; invasive in Europe North America, Europe (invasive since 2000s)
Conservation Least Concern Least Concern

Round-necked Longhorn

A reddish-brown cerambycid with narrow yellowish crossbands on the elytra, native to eastern North America but now invasive in parts of Europe. It breeds in freshly dead hardwood and is frequently found in stored firewood.

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Did You Know?

This beetle has spread to Europe through the timber trade and is now established in parts of Italy and the Balkans.

Oak Lace Bug

A small whitish lace bug with darkened wing markings that feeds on oak trees. It is native to North America but has recently invaded Europe where it has become a serious pest. Heavy infestations can defoliate entire oak stands.

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Did You Know?

Since its accidental introduction to Italy around 2000, it has spread across most of southern and central Europe at a rate of about 60 kilometers per year.