Amazon Black Howler vs Granular dogfish

Alouatta nigerrima compared with Centroscyllium granulatum

Key Differences

• Amazon Black Howler is Least Concern while Granular dogfish is Vulnerable.

Taxonomic Classification

Rank	Amazon Black Howler	Granular dogfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Primates (Primates)	Squaliformes (Squaliformes)
Family	Atelidae	Etmopteridae
Genus	Alouatta	Centroscyllium
Species	Alouatta nigerrima	Centroscyllium granulatum

Evolutionary Relationship

Amazon Black Howler and Granular dogfish share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazon Black Howler

LC — Least Concern

Granular dogfish

VU — Vulnerable

Physical Characteristics

Attribute	Amazon Black Howler	Granular dogfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Granular dogfish

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

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

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.