Long-tailed dunnart vs Spinetail ray

Sminthopsis longicaudata compared with Bathyraja spinicauda

Key Differences

• Long-tailed dunnart is Least Concern while Spinetail ray is Near Threatened.

Taxonomic Classification

Rank	Long-tailed dunnart	Spinetail ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Dasyuromorphia (Dasyuromorphia)	Rajiformes (Rajiformes)
Family	Dasyuridae	Arhynchobatidae
Genus	Sminthopsis	Bathyraja
Species	Sminthopsis longicaudata	Bathyraja spinicauda

Evolutionary Relationship

Long-tailed dunnart and Spinetail ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Long-tailed dunnart

LC — Least Concern

Spinetail ray

NT — Near Threatened

Physical Characteristics

Attribute	Long-tailed dunnart	Spinetail ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Long-tailed dunnart

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Spinetail ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.