brittlestar vs Crested shark

Amphiura filiformis compared with Galeus arae

Taxonomic Classification

Rank	brittlestar	Crested shark
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Echinodermata (棘皮动物门)	Chordata (脊索动物门)
Class	Ophiuroidea (蛇尾纲)	Chondrichthyes (软骨鱼纲)
Order	Amphilepidida (阳遂足目)	Carcharhiniformes (真鲨目)
Family	Amphiuridae	Scyliorhinidae
Genus	Amphiura	Galeus
Species	Amphiura filiformis	Galeus arae

Evolutionary Relationship

brittlestar and Crested shark share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

brittlestar

LC — Least Concern

Crested shark

LC — Least Concern

Physical Characteristics

Attribute	brittlestar	Crested shark
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 shark

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.