Alder leaf beetle vs Knopper Gall

Agelastica alni compared with Andricus quercuscalicis

Key Differences

• Alder leaf beetle is Least Concern while Knopper Gall is Not Evaluated.

Taxonomic Classification

Rank	Alder leaf beetle	Knopper Gall
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Coleoptera (Beetles)	Hymenoptera (Ants, Bees & Wasps)
Family	Chrysomelidae	Cynipidae
Genus	Agelastica	Andricus
Species	Agelastica alni	Andricus quercuscalicis

Evolutionary Relationship

Alder leaf beetle and Knopper Gall share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Alder leaf beetle

LC — Least Concern

Knopper Gall

NE — Not Evaluated

Physical Characteristics

Attribute	Alder leaf beetle	Knopper Gall
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder leaf beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Knopper Gall

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (7 countries).

Alder leaf beetle

The Alder leaf beetle (Agelastica alni) is a species in the genus Agelastica. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden