Alder leaf beetle vs Sharp Rock-bristle

Agelastica alni compared with Seligeria acutifolia

Key Differences

• Alder leaf beetle is Least Concern while Sharp Rock-bristle is Vulnerable.

Taxonomic Classification

Rank	Alder leaf beetle	Sharp Rock-bristle
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Bryophyta
Class	Insecta (Insects)	Bryopsida (Bryopsida)
Order	Coleoptera (Beetles)	Grimmiales (Grimmiales)
Family	Chrysomelidae	Seligeriaceae
Genus	Agelastica	Seligeria
Species	Agelastica alni	Seligeria acutifolia

Conservation Status

Alder leaf beetle

LC — Least Concern

Sharp Rock-bristle

VU — Vulnerable

Physical Characteristics

Attribute	Alder leaf beetle	Sharp Rock-bristle
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.

Sharp Rock-bristle

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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 2 countries:

🇳🇴 Norway 🇸🇪 Sweden