brittlestar vs Dwarf round ray

Amphiura filiformis compared with Urotrygon nana

Key Differences

• brittlestar is Least Concern while Dwarf round ray is Near Threatened.

Taxonomic Classification

Rank	brittlestar	Dwarf round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Chordata (Chordates)
Class	Ophiuroidea (Ophiuroidea)	Elasmobranchii
Order	Amphilepidida (Amphilepidida)	Myliobatiformes (Myliobatiformes)
Family	Amphiuridae	Urotrygonidae
Genus	Amphiura	Urotrygon
Species	Amphiura filiformis	Urotrygon nana

Evolutionary Relationship

brittlestar and Dwarf round ray share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

Dwarf round ray

NT — Near Threatened

Physical Characteristics

Attribute	brittlestar	Dwarf round ray
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.

Dwarf round ray

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.