brittlestar vs Crested Oval Sedge

Amphiura filiformis compared with Carex cristatella

Key Differences

• brittlestar is Least Concern while Crested Oval Sedge is Extinct.

Taxonomic Classification

Rank	brittlestar	Crested Oval Sedge
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Echinodermata (Echinoderms)	Magnoliophyta (Flowering Plants)
Class	Ophiuroidea (Ophiuroidea)	Liliopsida (Monocots)
Order	Amphilepidida (Amphilepidida)	Poales (Grasses)
Family	Amphiuridae	Cyperaceae
Genus	Amphiura	Carex
Species	Amphiura filiformis	Carex cristatella

Conservation Status

brittlestar

LC — Least Concern

Crested Oval Sedge

EX — Extinct

Physical Characteristics

Attribute	brittlestar	Crested Oval Sedge
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.

Crested Oval Sedge

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Distributed across Canada 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.