Large Violet Click Beetle vs Oak Marble Gall Wasp
Side-by-side species comparison
| Attribute | Large Violet Click Beetle | Oak Marble Gall Wasp |
|---|---|---|
| Scientific Name | Limoniscus violaceus | Andricus kollari |
| Order | Coleoptera | Hymenoptera |
| Family | Elateridae | Cynipidae |
| Size | 9-12 mm | 3-5 mm |
| Habitat | Parks | Parks |
| Diet | Wood Feeders | Gall Makers |
| Regions | Europe | Europe, Western Asia |
| Conservation | Vulnerable | Least Concern |
Large Violet Click Beetle
A rare and distinctive click beetle with a dark violet-black body and fine pubescence. It develops in the decaying heartwood of ancient hollow trees, particularly beech and ash.
Did You Know?
It is one of Europe's rarest beetles and is listed under the EU Habitats Directive, with known populations at only a handful of sites.
Oak Marble Gall Wasp
A tiny wasp that induces marble-shaped galls on oak twigs where its larvae develop. The galls were historically used to make iron gall ink.
Did You Know?
The ink made from its galls was used to write the US Declaration of Independence and Leonardo da Vinci's notebooks.