brittlestar vs Red Cage

Amphiura filiformis compared with Clathrus ruber

Key Differences

• brittlestar is Least Concern while Red Cage is Vulnerable.

Taxonomic Classification

Rank	brittlestar	Red Cage
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Echinodermata (Echinoderms)	Basidiomycota (Club Fungi)
Class	Ophiuroidea (Ophiuroidea)	Agaricomycetes (Mushrooms)
Order	Amphilepidida (Amphilepidida)	Phallales (Phallales)
Family	Amphiuridae	Phallaceae
Genus	Amphiura	Clathrus
Species	Amphiura filiformis	Clathrus ruber

Conservation Status

brittlestar

LC — Least Concern

Red Cage

VU — Vulnerable

Physical Characteristics

Attribute	brittlestar	Red Cage
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, and Sweden.

Red Cage

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Found across Europe (9 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

brittlestar

The Brittlestar (Amphiura filiformis) 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 2 countries:

🇩🇰 Denmark 🇳🇴 Norway