Bartail spurdog vs Hotson’s Brush-tailed Mouse

Squalus notocaudatus compared with Calomyscus hotsoni

Taxonomic Classification

Rank	Bartail spurdog	Hotson’s Brush-tailed Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Rodentia (Rodents)
Family	Squalidae	Calomyscidae
Genus	Squalus	Calomyscus
Species	Squalus notocaudatus	Calomyscus hotsoni

Evolutionary Relationship

Bartail spurdog and Hotson’s Brush-tailed Mouse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bartail spurdog

LC — Least Concern

Hotson’s Brush-tailed Mouse

LC — Least Concern

Physical Characteristics

Attribute	Bartail spurdog	Hotson’s Brush-tailed Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bartail spurdog

Hotson’s Brush-tailed Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bartail spurdog

The Bartail spurdog (Squalus notocaudatus) is a species in the genus Squalus. It is currently classified as Least Concern on the IUCN Red List.