Bigtooth river stingray vs brittlestar

Potamotrygon henlei compared with Amphiura filiformis

Taxonomic Classification

Rank	Bigtooth river stingray	brittlestar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Echinodermata (Echinoderms)
Class	Elasmobranchii	Ophiuroidea (Ophiuroidea)
Order	Myliobatiformes (Myliobatiformes)	Amphilepidida (Amphilepidida)
Family	Potamotrygonidae	Amphiuridae
Genus	Potamotrygon	Amphiura
Species	Potamotrygon henlei	Amphiura filiformis

Evolutionary Relationship

Bigtooth river stingray and brittlestar share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigtooth river stingray

LC — Least Concern

brittlestar

LC — Least Concern

Physical Characteristics

Attribute	Bigtooth river stingray	brittlestar
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigtooth river stingray

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Bigtooth river stingray

The Bigtooth river stingray (Potamotrygon henlei) is a species in the genus Potamotrygon. It is currently classified as Least Concern on the IUCN Red List.

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.