Aiguillat à grosse tête vs Olive-gray Thomasomys

Squalus bucephalus compared with Thomasomys cinereus

Key Differences

• Aiguillat à grosse tête is Data Deficient while Olive-gray Thomasomys is Least Concern.

Taxonomic Classification

Rank	Aiguillat à grosse tête	Olive-gray Thomasomys
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (mammifères)
Order	Squaliformes (Squaliformes)	Rodentia (Rodents)
Family	Squalidae	Cricetidae
Genus	Squalus	Thomasomys
Species	Squalus bucephalus	Thomasomys cinereus

Evolutionary Relationship

Aiguillat à grosse tête and Olive-gray Thomasomys share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Aiguillat à grosse tête

DD — Data Deficient

Olive-gray Thomasomys

LC — Least Concern

Physical Characteristics

Attribute	Aiguillat à grosse tête	Olive-gray Thomasomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aiguillat à grosse tête

Olive-gray Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Aiguillat à grosse tête

The Bighead spurdog (Squalus bucephalus) is a species in the genus Squalus.