Knapweed Gall Weevil vs Atlas Longhorn
Side-by-side species comparison
| Attribute | Knapweed Gall Weevil | Atlas Longhorn |
|---|---|---|
| Scientific Name | Bangasternus fausti | Macrotoma palmata |
| Order | Coleoptera | Coleoptera |
| Family | Curculionidae | Cerambycidae |
| Size | 4-6 mm | 40-65 mm |
| Habitat | Grasslands | Grasslands |
| Diet | Gall Makers | Wood Feeders |
| Regions | Europe, Central Asia | West Africa, Central Africa, East Africa |
| Conservation | Least Concern | Least Concern |
Knapweed Gall Weevil
A weevil that induces galls in knapweed flower heads. Larvae develop inside the enlarged flower buds. Used in biological control of invasive knapweeds in North America.
Did You Know?
Released in North America as biocontrol for invasive spotted knapweed, which costs ranchers millions annually.
Atlas Longhorn
A large prionine beetle from tropical Africa with palmate (comb-like) antennae in males. The body is dark brown with a robust build. Larvae develop in large fallen trunks of savanna trees.
Did You Know?
The elaborate comb-like antennae of males are thought to detect female pheromones with extreme sensitivity.