Fatspine spurdog vs Olive-gray Thomasomys

Squalus crassispinus compared with Thomasomys cinereus

Taxonomic Classification

Rank	Fatspine spurdog	Olive-gray Thomasomys
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	Thomasomys
Species	Squalus crassispinus	Thomasomys cinereus

Evolutionary Relationship

Fatspine spurdog and Olive-gray Thomasomys share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fatspine spurdog

LC — Least Concern

Olive-gray Thomasomys

LC — Least Concern

Physical Characteristics

Attribute	Fatspine spurdog	Olive-gray Thomasomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fatspine spurdog

Olive-gray Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.