brittlestar vs Dense Silky-bent

Amphiura filiformis compared with Apera interrupta

Key Differences

• brittlestar is Least Concern while Dense Silky-bent is Near Threatened.

Taxonomic Classification

Rank	brittlestar	Dense Silky-bent
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Echinodermata (Echinoderms)	Magnoliophyta (Flowering Plants)
Class	Ophiuroidea (Ophiuroidea)	Liliopsida (Monocots)
Order	Amphilepidida (Amphilepidida)	Poales (Grasses)
Family	Amphiuridae	Poaceae (Grass Family)
Genus	Amphiura	Apera
Species	Amphiura filiformis	Apera interrupta

Conservation Status

brittlestar

LC — Least Concern

Dense Silky-bent

NT — Near Threatened

Physical Characteristics

Attribute	brittlestar	Dense Silky-bent
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.

Dense Silky-bent

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate grasslands and steppes, and flooded grasslands and savannas, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Widely distributed across Asia (Japan), Europe (9 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (Argentina, Chile). 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