Amazon Black Howler vs Krefft's ray

Alouatta nigerrima compared with Malacoraja kreffti

Taxonomic Classification

Rank	Amazon Black Howler	Krefft's ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Primates (Primates)	Rajiformes (Rajiformes)
Family	Atelidae	Rajidae
Genus	Alouatta	Malacoraja
Species	Alouatta nigerrima	Malacoraja kreffti

Evolutionary Relationship

Amazon Black Howler and Krefft's ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazon Black Howler

LC — Least Concern

Krefft's ray

LC — Least Concern

Physical Characteristics

Attribute	Amazon Black Howler	Krefft's ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Krefft's ray

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.