brittlestar vs Gray smooth hound

Amphiura filiformis compared with Mustelus californicus

Taxonomic Classification

Rank	brittlestar	Gray smooth hound
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Chordata (Chordates)
Class	Ophiuroidea (Ophiuroidea)	Chondrichthyes (Cartilaginous Fish)
Order	Amphilepidida (Amphilepidida)	Carcharhiniformes (Ground Sharks)
Family	Amphiuridae	Triakidae
Genus	Amphiura	Mustelus
Species	Amphiura filiformis	Mustelus californicus

Evolutionary Relationship

brittlestar and Gray smooth hound share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

Gray smooth hound

LC — Least Concern

Physical Characteristics

Attribute	brittlestar	Gray smooth hound
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.

Gray smooth hound

Habitat

Typically found in marine environments from coastal waters to deep ocean.

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.