Blacktail spurdog vs Haviside s Dolphin

Squalus melanurus compared with Cephalorhynchus heavisidii

Key Differences

• Blacktail spurdog is Data Deficient while Haviside s Dolphin is Near Threatened.

Taxonomic Classification

Rank	Blacktail spurdog	Haviside s 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 heavisidii

Evolutionary Relationship

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

Conservation Status

Blacktail spurdog

DD — Data Deficient

Haviside s Dolphin

NT — Near Threatened

Physical Characteristics

Attribute	Blacktail spurdog	Haviside s Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Haviside s 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.