Bartail spurdog vs Brazilian spiny tree-rat

Squalus notocaudatus compared with Makalata didelphoides

Taxonomic Classification

Rank	Bartail spurdog	Brazilian spiny tree-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Rodentia (Rodents)
Family	Squalidae	Echimyidae
Genus	Squalus	Makalata
Species	Squalus notocaudatus	Makalata didelphoides

Evolutionary Relationship

Bartail spurdog and Brazilian spiny tree-rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bartail spurdog

LC — Least Concern

Brazilian spiny tree-rat

LC — Least Concern

Physical Characteristics

Attribute	Bartail spurdog	Brazilian spiny tree-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bartail spurdog

Brazilian spiny tree-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

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.

Brazilian spiny tree-rat

The Brazilian spiny tree-rat (Makalata didelphoides) is a species in the genus Makalata. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.