brittlestar vs Capped Orb Mussel

Amphiura filiformis compared with Musculium lacustre

Taxonomic Classification

Rank	brittlestar	Capped Orb Mussel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Mollusca (Mollusks)
Class	Ophiuroidea (Ophiuroidea)	Bivalvia (Bivalvia)
Order	Amphilepidida (Amphilepidida)	Sphaeriida (Sphaeriida)
Family	Amphiuridae	Sphaeriidae
Genus	Amphiura	Musculium
Species	Amphiura filiformis	Musculium lacustre

Evolutionary Relationship

brittlestar and Capped Orb Mussel share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

Capped Orb Mussel

LC — Least Concern

Physical Characteristics

Attribute	brittlestar	Capped Orb Mussel
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.

Capped Orb Mussel

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Sweden, and United States.

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.

Capped Orb Mussel

The Capped Orb Mussel (Musculium lacustre) is a species in the genus Musculium. It is currently classified as Least Concern (LC) on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden