Speyer's Cave Beetle vs Knotgrass Leaf Beetle
Side-by-side species comparison
| Attribute | Speyer's Cave Beetle | Knotgrass Leaf Beetle |
|---|---|---|
| Scientific Name | Aphaobius milleri | Chrysolina hyperici |
| Order | Coleoptera | Coleoptera |
| Family | Leiodidae | Chrysomelidae |
| Size | 3-5 mm | 5-7 mm |
| Habitat | Caves | Grasslands |
| Diet | Detritivores | Herbivores |
| Regions | Austria, Slovenia | Europe (native), introduced to Australia and North America |
| Conservation | Least Concern | Least Concern |
Speyer's Cave Beetle
A troglobitic beetle endemic to caves in the eastern Alps. It has a convex body shape and completely lacks eyes.
Did You Know?
It can tolerate near-freezing temperatures in high-altitude caves.
Knotgrass Leaf Beetle
A rounded, metallic bronze to coppery-green beetle that was introduced to control St. John's wort. It has a smooth, convex body with fine punctation across the elytra.
Did You Know?
Introduced to Australia in the 1930s, it was one of the earliest successful biological control agents used against a weed in that country.