brittlestar vs Oxbow Diving Beetle

Amphiura chiajei compared with Hydroporus rufifrons

Key Differences

• brittlestar is Least Concern while Oxbow Diving Beetle is Critically Endangered.

Taxonomic Classification

Rank	brittlestar	Oxbow Diving Beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Arthropoda (Arthropods)
Class	Ophiuroidea (Ophiuroidea)	Insecta (Insects)
Order	Amphilepidida (Amphilepidida)	Coleoptera (Beetles)
Family	Amphiuridae	Dytiscidae
Genus	Amphiura	Hydroporus
Species	Amphiura chiajei	Hydroporus rufifrons

Evolutionary Relationship

brittlestar and Oxbow Diving Beetle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

Oxbow Diving Beetle

CR — Critically Endangered

Physical Characteristics

Attribute	brittlestar	Oxbow Diving Beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, and Sweden.

Oxbow Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

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