brittlestar vs Stream Bluet

Amphiura filiformis compared with Enallagma exsulans

Taxonomic Classification

Rank	brittlestar	Stream Bluet
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Echinodermata (棘皮动物门)	Arthropoda (节肢动物门)
Class	Ophiuroidea (蛇尾纲)	Insecta (昆蟲綱)
Order	Amphilepidida (阳遂足目)	Odonata (蜻蜓目)
Family	Amphiuridae	Coenagrionidae
Genus	Amphiura	Enallagma
Species	Amphiura filiformis	Enallagma exsulans

Evolutionary Relationship

brittlestar and Stream Bluet share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

brittlestar

LC — Least Concern

Stream Bluet

LC — Least Concern

Physical Characteristics

Attribute	brittlestar	Stream Bluet
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.

Stream Bluet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in 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.