European Ash Bark Beetle vs Diamondback Eumolpid
Side-by-side species comparison
| Attribute | European Ash Bark Beetle | Diamondback Eumolpid |
|---|---|---|
| Scientific Name | Hylesinus varius | Colaspis brunnea |
| Order | Coleoptera | Coleoptera |
| Family | Curculionidae (Scolytinae) | Chrysomelidae |
| Size | 2.5–3.5 mm | 4-5 mm |
| Habitat | Hedgerows | Farmland |
| Diet | Wood Feeders | Root Feeders |
| Regions | Europe | Eastern North America |
| Conservation | Not Evaluated | Least Concern |
European Ash Bark Beetle
A bark beetle that colonizes ash trees across Europe. It creates star-shaped brood galleries radiating from a central egg chamber.
Did You Know?
Its distinctive star-shaped gallery pattern makes it one of the easiest bark beetles to identify from feeding traces.
Diamondback Eumolpid
A small, oblong beetle with a pale brown to yellowish body and rows of punctures on the elytra. Larvae are known as grape colaspis and damage roots of various crops.
Did You Know?
Larvae are most damaging to corn and soybean planted after clover, as populations build up in clover root zones before crop rotation.