Horned Treehopper vs Elm Seed Bug
Side-by-side species comparison
| Attribute | Horned Treehopper | Elm Seed Bug |
|---|---|---|
| Scientific Name | Centrotus cornutus | Arocatus melanocephalus |
| Order | Hemiptera | Hemiptera |
| Family | Membracidae | Lygaeidae |
| Size | 7-10 mm | 6-7 mm |
| Habitat | Heathland | Underground |
| Diet | Herbivores | Seed Feeders |
| Regions | Europe, Western Asia | Europe (native), Northwestern North America (invasive) |
| Conservation | Least Concern | Least Concern |
Horned Treehopper
A European treehopper with two prominent lateral horns projecting from the pronotum. Its dark brown body and horn-like projections give it a distinctive silhouette among foliage.
Did You Know?
The paired pronotal horns may serve to make the insect harder for predators to swallow, functioning as an anti-predator defense.
Elm Seed Bug
A small seed bug native to southern Europe that has become an invasive nuisance pest in the northwestern United States. It aggregates in enormous numbers on and inside buildings in summer and fall.
Did You Know?
Thousands can invade a single home seeking shelter, producing a foul odor when disturbed or crushed.