Bartail spurdog vs Narrow-headed Slender Opossum

Squalus notocaudatus compared with Marmosops cracens

Key Differences

• Bartail spurdog is Least Concern while Narrow-headed Slender Opossum is Data Deficient.

Taxonomic Classification

Rank	Bartail spurdog	Narrow-headed Slender Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Didelphimorphia (Didelphimorphia)
Family	Squalidae	Didelphidae
Genus	Squalus	Marmosops
Species	Squalus notocaudatus	Marmosops cracens

Evolutionary Relationship

Bartail spurdog and Narrow-headed Slender Opossum share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bartail spurdog

LC — Least Concern

Narrow-headed Slender Opossum

DD — Data Deficient

Physical Characteristics

Attribute	Bartail spurdog	Narrow-headed Slender Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bartail spurdog

Narrow-headed Slender Opossum

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.