Amazon Black Howler vs Hudson s Thomaomys

Alouatta nigerrima compared with Thomasomys hudsoni

Key Differences

• Amazon Black Howler is Least Concern while Hudson s Thomaomys is Vulnerable.

Taxonomic Classification

Rank	Amazon Black Howler	Hudson s Thomaomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Primates (Primates)	Rodentia (Rodents)
Family	Atelidae	Cricetidae
Genus	Alouatta	Thomasomys
Species	Alouatta nigerrima	Thomasomys hudsoni

Evolutionary Relationship

Amazon Black Howler and Hudson s Thomaomys share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Amazon Black Howler

LC — Least Concern

Hudson s Thomaomys

VU — Vulnerable

Physical Characteristics

Attribute	Amazon Black Howler	Hudson s Thomaomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Hudson s Thomaomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. 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.