Belted spider beetle vs brittlestar

Ptinus bicinctus compared with Amphiura chiajei

Key Differences

• Belted spider beetle is Not Evaluated while brittlestar is Least Concern.

Taxonomic Classification

Rank	Belted spider beetle	brittlestar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Echinodermata (Echinoderms)
Class	Insecta (Insects)	Ophiuroidea (Ophiuroidea)
Order	Coleoptera (Beetles)	Amphilepidida (Amphilepidida)
Family	Ptinidae	Amphiuridae
Genus	Ptinus	Amphiura
Species	Ptinus bicinctus	Amphiura chiajei

Evolutionary Relationship

Belted spider beetle and brittlestar share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Belted spider beetle

NE — Not Evaluated

brittlestar

LC — Least Concern

Physical Characteristics

Attribute	Belted spider beetle	brittlestar
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).

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, and Sweden.

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.

brittlestar

The Brittlestar (Amphiura chiajei) is a species in the genus Amphiura. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden