Tooth Cave Ground Beetle vs European Ash Bark Beetle
Side-by-side species comparison
| Attribute | Tooth Cave Ground Beetle | European Ash Bark Beetle |
|---|---|---|
| Scientific Name | Rhadine persephone | Hylesinus varius |
| Order | Coleoptera | Coleoptera |
| Family | Carabidae | Curculionidae (Scolytinae) |
| Size | 0.5-0.7 cm | 2.5–3.5 mm |
| Habitat | Caves | Hedgerows |
| Diet | Predators | Wood Feeders |
| Regions | United States | Europe |
| Conservation | Endangered | Not Evaluated |
Tooth Cave Ground Beetle
A tiny eyeless ground beetle found only in a few limestone caves near Austin, Texas. It is a specialized predator of other cave invertebrates.
Did You Know?
It is completely blind and has never been found outside of the total darkness of cave systems.
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.