Blacktail spurdog vs Long-nosed Scolomys

Squalus melanurus compared with Scolomys ucayalensis

Key Differences

• Blacktail spurdog is Data Deficient while Long-nosed Scolomys is Least Concern.

Taxonomic Classification

Rank	Blacktail spurdog	Long-nosed Scolomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Rodentia (Rodents)
Family	Squalidae	Cricetidae
Genus	Squalus	Scolomys
Species	Squalus melanurus	Scolomys ucayalensis

Evolutionary Relationship

Blacktail spurdog and Long-nosed Scolomys share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blacktail spurdog

DD — Data Deficient

Long-nosed Scolomys

LC — Least Concern

Physical Characteristics

Attribute	Blacktail spurdog	Long-nosed Scolomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Long-nosed Scolomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

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.