brittlestar vs robust shell

Amphiura chiajei compared with Littoraria undulata

Taxonomic Classification

Rank	brittlestar	robust shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Mollusca (Mollusks)
Class	Ophiuroidea (Ophiuroidea)	Gastropoda (Gastropoda)
Order	Amphilepidida (Amphilepidida)	Littorinimorpha (Littorinimorpha)
Family	Amphiuridae	Littorinidae
Genus	Amphiura	Littoraria
Species	Amphiura chiajei	Littoraria undulata

Evolutionary Relationship

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

Conservation Status

brittlestar

LC — Least Concern

robust shell

LC — Least Concern

Physical Characteristics

Attribute	brittlestar	robust shell
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, Portugal, and Sweden.

robust shell

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found in Taiwan.

brittlestar

The Brittlestar (Amphiura chiajei) 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.