brittlestar vs small rivulet

Amphiura filiformis compared with Perizoma alchemillata

Taxonomic Classification

Rank	brittlestar	small rivulet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Arthropoda (Arthropods)
Class	Ophiuroidea (Ophiuroidea)	Insecta (Insects)
Order	Amphilepidida (Amphilepidida)	Lepidoptera (Butterflies & Moths)
Family	Amphiuridae	Geometridae
Genus	Amphiura	Perizoma
Species	Amphiura filiformis	Perizoma alchemillata

Evolutionary Relationship

brittlestar and small rivulet share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

small rivulet

LC — Least Concern

Physical Characteristics

Attribute	brittlestar	small rivulet
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.

small rivulet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and 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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden