brittlestar vs Brook Wedge Mussel

Amphiura chiajei compared with Alasmidonta viridis

Taxonomic Classification

Rank	brittlestar	Brook Wedge Mussel
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Echinodermata (棘皮動物)	Mollusca (軟体動物)
Class	Ophiuroidea (クモヒトデ)	Bivalvia (二枚貝)
Order	Amphilepidida (Amphilepidida)	Unionida (イシガイ目)
Family	Amphiuridae	Unionidae
Genus	Amphiura	Alasmidonta
Species	Amphiura chiajei	Alasmidonta viridis

Evolutionary Relationship

brittlestar and Brook Wedge Mussel share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

brittlestar

LC — Least Concern

Brook Wedge Mussel

LC — Least Concern

Physical Characteristics

Attribute	brittlestar	Brook Wedge 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, Portugal, and Sweden.

Brook Wedge Mussel

Habitat

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

Range

Found in United States.

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.

Brook Wedge Mussel

The Brook Wedge Mussel (Alasmidonta viridis) is a species in the genus Alasmidonta. It is currently classified as Least Concern on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.