brittlestar vs

Amphiura filiformis compared with Pyrenula nitidella

Key Differences

• brittlestar is Least Concern while is Critically Endangered.

Taxonomic Classification

Rank	brittlestar
Kingdom	Animalia (動物)	Fungi (菌界)
Phylum	Echinodermata (棘皮動物)	Ascomycota (子嚢菌門)
Class	Ophiuroidea (クモヒトデ)	Eurotiomycetes (ユーロチウム菌綱)
Order	Amphilepidida (Amphilepidida)	Pyrenulales (Pyrenulales)
Family	Amphiuridae	Pyrenulaceae
Genus	Amphiura	Pyrenula
Species	Amphiura filiformis	Pyrenula nitidella

Conservation Status

brittlestar

LC — Least Concern

CR — Critically Endangered

Physical Characteristics

Attribute	brittlestar
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.

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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