Fatspine spurdog vs Neblina Uacari

Squalus crassispinus compared with Cacajao hosomi

Key Differences

• Fatspine spurdog is Least Concern while Neblina Uacari is Vulnerable.

Taxonomic Classification

Rank	Fatspine spurdog	Neblina Uacari
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Primates (Primates)
Family	Squalidae	Pitheciidae
Genus	Squalus	Cacajao
Species	Squalus crassispinus	Cacajao hosomi

Evolutionary Relationship

Fatspine spurdog and Neblina Uacari share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fatspine spurdog

LC — Least Concern

Neblina Uacari

VU — Vulnerable

Physical Characteristics

Attribute	Fatspine spurdog	Neblina Uacari
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fatspine spurdog

Neblina Uacari

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.