brittlestar vs round silk moss

Amphiura filiformis compared with Plagiothecium cavifolium

Key Differences

• brittlestar is Least Concern while round silk moss is Vulnerable.

Taxonomic Classification

Rank	brittlestar	round silk moss
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Echinodermata (Echinoderms)	Bryophyta
Class	Ophiuroidea (Ophiuroidea)	Bryopsida (Bryopsida)
Order	Amphilepidida (Amphilepidida)	Hypnales (Hypnales)
Family	Amphiuridae	Plagiotheciaceae
Genus	Amphiura	Plagiothecium
Species	Amphiura filiformis	Plagiothecium cavifolium

Conservation Status

brittlestar

LC — Least Concern

round silk moss

VU — Vulnerable

Physical Characteristics

Attribute	brittlestar	round silk moss
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.

round silk moss

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Vulnerable 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