Amazon Black Howler vs Atlantic Smooth Dogfish

Alouatta nigerrima compared with Mustelus canis

Key Differences

• Amazon Black Howler is Least Concern while Atlantic Smooth Dogfish is Near Threatened.

Taxonomic Classification

Rank	Amazon Black Howler	Atlantic Smooth Dogfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Primates (Primates)	Carcharhiniformes (Ground Sharks)
Family	Atelidae	Triakidae
Genus	Alouatta	Mustelus
Species	Alouatta nigerrima	Mustelus canis

Evolutionary Relationship

Amazon Black Howler and Atlantic Smooth Dogfish share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazon Black Howler

LC — Least Concern

Atlantic Smooth Dogfish

NT — Near Threatened

Physical Characteristics

Attribute	Amazon Black Howler	Atlantic Smooth Dogfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Atlantic Smooth Dogfish

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Found in Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Amazon Black Howler

The Amazon Black Howler (Alouatta nigerrima) is a species in the genus Alouatta. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Atlantic Smooth Dogfish

The Atlantic Smooth Dogfish (Mustelus canis) is a species in the genus Mustelus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.