brittlestar vs Green-Underside Blue

Amphiura filiformis compared with Glaucopsyche alexis

Key Differences

• brittlestar is Least Concern while Green-Underside Blue is Near Threatened.

Taxonomic Classification

Rank	brittlestar	Green-Underside Blue
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Arthropoda (Arthropods)
Class	Ophiuroidea (Ophiuroidea)	Insecta (Insects)
Order	Amphilepidida (Amphilepidida)	Lepidoptera (Butterflies & Moths)
Family	Amphiuridae	Lycaenidae
Genus	Amphiura	Glaucopsyche
Species	Amphiura filiformis	Glaucopsyche alexis

Evolutionary Relationship

brittlestar and Green-Underside Blue share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

Green-Underside Blue

NT — Near Threatened

Physical Characteristics

Attribute	brittlestar	Green-Underside Blue
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.

Green-Underside Blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (37 countries). 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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden