Alder leaf beetle vs Hornschuch'S Beard-Moss

Agelastica alni compared with Pseudocrossidium hornschuchianum

Key Differences

• Alder leaf beetle is Least Concern while Hornschuch'S Beard-Moss is Endangered.

Taxonomic Classification

Rank	Alder leaf beetle	Hornschuch'S Beard-Moss
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Bryophyta
Class	Insecta (Insects)	Bryopsida (Bryopsida)
Order	Coleoptera (Beetles)	Pottiales (Pottiales)
Family	Chrysomelidae	Pottiaceae
Genus	Agelastica	Pseudocrossidium
Species	Agelastica alni	Pseudocrossidium hornschuchianum

Conservation Status

Alder leaf beetle

LC — Least Concern

Hornschuch'S Beard-Moss

EN — Endangered

Physical Characteristics

Attribute	Alder leaf beetle	Hornschuch'S Beard-Moss
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.

Hornschuch'S Beard-Moss

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, Mediterranean forests and woodlands, and deserts and xeric shrublands within the Neotropic biogeographic realm.

Range

Widely distributed across Europe (6 countries), North America (United States), and South America (Chile). Currently classified as Endangered 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 5 countries:

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