brittlestar vs Spineless cuttlefish

Amphiura chiajei compared with Sepiella inermis

Key Differences

• brittlestar is Least Concern while Spineless cuttlefish is Data Deficient.

Taxonomic Classification

Rank	brittlestar	Spineless cuttlefish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Mollusca (Mollusks)
Class	Ophiuroidea (Ophiuroidea)	Cephalopoda (Cephalopods)
Order	Amphilepidida (Amphilepidida)	Sepiida (Sepiida)
Family	Amphiuridae	Sepiidae
Genus	Amphiura	Sepiella
Species	Amphiura chiajei	Sepiella inermis

Evolutionary Relationship

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

Conservation Status

brittlestar

LC — Least Concern

Spineless cuttlefish

DD — Data Deficient

Physical Characteristics

Attribute	brittlestar	Spineless cuttlefish
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.

Spineless cuttlefish

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.