Guariba Preta vs Arraia

Alouatta nigerrima compared with Potamotrygon motoro

Key Differences

• Guariba Preta is Least Concern while Arraia is Data Deficient.

Taxonomic Classification

Rank	Guariba Preta	Arraia
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Elasmobranchii
Order	Primates (primatas)	Myliobatiformes (Myliobatiformes)
Family	Atelidae	Potamotrygonidae
Genus	Alouatta	Potamotrygon
Species	Alouatta nigerrima	Potamotrygon motoro

Evolutionary Relationship

Guariba Preta and Arraia share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Guariba Preta

LC — Least Concern

Arraia

DD — Data Deficient

Physical Characteristics

Attribute	Guariba Preta	Arraia
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guariba Preta

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Arraia

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Distributed across Brazil, Colombia, Ecuador, Singapore, and Venezuela.

Guariba Preta

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.

Arraia

The Black river stingray (Potamotrygon motoro) is a species in the genus Potamotrygon. It is currently classified as Data Deficient on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.