Broad-necked Root Borer vs Speckled Longhorn
Side-by-side species comparison
| Attribute | Broad-necked Root Borer | Speckled Longhorn |
|---|---|---|
| Scientific Name | Prionus laticollis | Pachytodes cerambyciformis |
| Order | Coleoptera | Coleoptera |
| Family | Cerambycidae | Cerambycidae |
| Size | 22-48 mm | 7-12mm |
| Habitat | Orchards | Hedgerows |
| Diet | Root Feeders | Wood Feeders |
| Regions | Eastern North America | Europe |
| Conservation | Least Concern | Least Concern |
Broad-necked Root Borer
A large dark brown prionine beetle with a notably broad pronotum bearing three sharp lateral teeth on each side. Found in eastern North America, larvae bore into living tree roots and can damage orchards. Adults fly at dusk.
Did You Know?
Females burrow into soil to lay eggs directly on tree roots, a behavior unusual among cerambycids.
Speckled Longhorn
A small yellow longhorn beetle with variable black spots and markings. It is a frequent visitor to hogweed and other umbelliferous flowers.
Did You Know?
Despite being common it is remarkably variable in its spot pattern with no two individuals looking exactly alike.