Blacktail spurdog vs Gray-bellied Rice Rat

Squalus melanurus compared with Nephelomys moerex

Key Differences

• Blacktail spurdog is Data Deficient while Gray-bellied Rice Rat is Extinct.

Taxonomic Classification

Rank	Blacktail spurdog	Gray-bellied Rice Rat
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	Nephelomys
Species	Squalus melanurus	Nephelomys moerex

Evolutionary Relationship

Blacktail spurdog and Gray-bellied Rice Rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blacktail spurdog

DD — Data Deficient

Gray-bellied Rice Rat

EX — Extinct

Physical Characteristics

Attribute	Blacktail spurdog	Gray-bellied Rice Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Gray-bellied Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in 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.