Blacktail spurdog vs Narrow-footed Neacomys

Squalus melanurus compared with Neacomys tenuipes

Key Differences

• Blacktail spurdog is Data Deficient while Narrow-footed Neacomys is Least Concern.

Taxonomic Classification

Rank	Blacktail spurdog	Narrow-footed Neacomys
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	Neacomys
Species	Squalus melanurus	Neacomys tenuipes

Evolutionary Relationship

Blacktail spurdog and Narrow-footed Neacomys share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blacktail spurdog

DD — Data Deficient

Narrow-footed Neacomys

LC — Least Concern

Physical Characteristics

Attribute	Blacktail spurdog	Narrow-footed Neacomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Narrow-footed Neacomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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.