Blacktail spurdog vs Chilean Dolphin

Squalus melanurus compared with Cephalorhynchus eutropia

Key Differences

• Blacktail spurdog is Data Deficient while Chilean Dolphin is Near Threatened.

Taxonomic Classification

Rank	Blacktail spurdog	Chilean Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Cetacea (Whales & Dolphins)
Family	Squalidae	Delphinidae (Oceanic Dolphins)
Genus	Squalus	Cephalorhynchus
Species	Squalus melanurus	Cephalorhynchus eutropia

Evolutionary Relationship

Blacktail spurdog and Chilean Dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blacktail spurdog

DD — Data Deficient

Chilean Dolphin

NT — Near Threatened

Physical Characteristics

Attribute	Blacktail spurdog	Chilean Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Chilean Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Blacktail spurdog

The Blacktail spurdog (Squalus melanurus) is a species in the genus Squalus. It is currently classified as Data Deficient on the IUCN Red List.

Chilean Dolphin

The Chilean Dolphin (Cephalorhynchus eutropia) is a species in the genus Cephalorhynchus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.