Fatspine spurdog vs Mexican Fox Squirrel

Squalus crassispinus compared with Sciurus nayaritensis

Taxonomic Classification

Rank	Fatspine spurdog	Mexican Fox Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Rodentia (Rodents)
Family	Squalidae	Sciuridae (Squirrels)
Genus	Squalus	Sciurus (Tree Squirrels)
Species	Squalus crassispinus	Sciurus nayaritensis

Evolutionary Relationship

Fatspine spurdog and Mexican Fox Squirrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fatspine spurdog

LC — Least Concern

Mexican Fox Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Fatspine spurdog	Mexican Fox Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fatspine spurdog

Mexican Fox Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.