brittlestar vs Whitley’s cuttlefish

Amphiura filiformis compared with Sepia whitleyana

Key Differences

• brittlestar is Least Concern while Whitley’s cuttlefish is Data Deficient.

Taxonomic Classification

Rank	brittlestar	Whitley’s 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	Sepia
Species	Amphiura filiformis	Sepia whitleyana

Evolutionary Relationship

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

Conservation Status

brittlestar

LC — Least Concern

Whitley’s cuttlefish

DD — Data Deficient

Physical Characteristics

Attribute	brittlestar	Whitley’s 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, and Sweden.

Whitley’s cuttlefish

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.