Belted spider beetle vs Brook Alder

Ptinus bicinctus compared with Alnus maritima

Key Differences

• Belted spider beetle is Not Evaluated while Brook Alder is Endangered.

Taxonomic Classification

Rank	Belted spider beetle	Brook Alder
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Coleoptera (Beetles)	Fagales (Beeches & Oaks)
Family	Ptinidae	Betulaceae
Genus	Ptinus	Alnus
Species	Ptinus bicinctus	Alnus maritima

Conservation Status

Belted spider beetle

NE — Not Evaluated

Brook Alder

EN — Endangered

Physical Characteristics

Attribute	Belted spider beetle	Brook Alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Belted spider beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (26 countries) and North America (Canada, United States).

Brook Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Belted spider beetle

The Belted spider beetle (Ptinus bicinctus) is a species in the genus Ptinus. Typically found in virtually all terrestrial and freshwater habitats.

Brook Alder

The Brook Alder (Alnus maritima) is a species in the genus Alnus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands