Erlenblattkäfer vs Bent Ring Lichen

Agelastica alni compared with Arctoparmelia incurva

Key Differences

• Erlenblattkäfer is Least Concern while Bent Ring Lichen is Critically Endangered.

Taxonomic Classification

Rank	Erlenblattkäfer	Bent Ring Lichen
Kingdom	Animalia (Tier)	Fungi (Pilze)
Phylum	Arthropoda (Gliederfüßer)	Ascomycota (Schlauchpilze)
Class	Insecta (Insekten)	Lecanoromycetes (Lecanoromycetes)
Order	Coleoptera (Käfer)	Lecanorales (Lecanorales)
Family	Chrysomelidae	Parmeliaceae
Genus	Agelastica	Arctoparmelia
Species	Agelastica alni	Arctoparmelia incurva

Conservation Status

Erlenblattkäfer

LC — Least Concern

Bent Ring Lichen

CR — Critically Endangered

Physical Characteristics

Attribute	Erlenblattkäfer	Bent Ring Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Erlenblattkäfer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Bent Ring Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Sweden, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Erlenblattkäfer

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.

Bent Ring Lichen

The Bent Ring Lichen (Arctoparmelia incurva) is a species in the genus Arctoparmelia. It is currently classified as Critically Endangered on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 4 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States