brittlestar vs Amerika-aka-ei

Amphiura filiformis compared with Hypanus americanus

Key Differences

• brittlestar is Least Concern while Amerika-aka-ei is Near Threatened.

Taxonomic Classification

Rank	brittlestar	Amerika-aka-ei
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Echinodermata (棘皮動物)	Chordata (脊索動物)
Class	Ophiuroidea (クモヒトデ)	Elasmobranchii
Order	Amphilepidida (Amphilepidida)	Myliobatiformes (トビエイ目)
Family	Amphiuridae	Dasyatidae
Genus	Amphiura	Hypanus
Species	Amphiura filiformis	Hypanus americanus

Evolutionary Relationship

brittlestar and Amerika-aka-ei share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

brittlestar

LC — Least Concern

Amerika-aka-ei

NT — Near Threatened

Physical Characteristics

Attribute	brittlestar	Amerika-aka-ei
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.

Amerika-aka-ei

Habitat

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

Range

Found in Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.