Arraia vs Crescent Nail-tail Wallaby

Potamotrygon orbignyi compared with Onychogalea lunata

Key Differences

• Arraia is Near Threatened while Crescent Nail-tail Wallaby is Extinct.

Taxonomic Classification

Rank	Arraia	Crescent Nail-tail Wallaby
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Elasmobranchii	Mammalia (mamíferos)
Order	Myliobatiformes (Myliobatiformes)	Diprotodontia (Marsupials)
Family	Potamotrygonidae	Macropodidae (Kangaroos)
Genus	Potamotrygon	Onychogalea
Species	Potamotrygon orbignyi	Onychogalea lunata

Evolutionary Relationship

Arraia and Crescent Nail-tail Wallaby share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Arraia

NT — Near Threatened

Crescent Nail-tail Wallaby

EX — Extinct

Physical Characteristics

Attribute	Arraia	Crescent Nail-tail Wallaby
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arraia

Habitat

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

Range

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

Crescent Nail-tail Wallaby

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Arraia

The Anglespot river stingray (Potamotrygon orbignyi) is a species in the genus Potamotrygon. It is currently classified as Near Threatened on the IUCN Red List. Native to South America, inhabiting ecosystems characteristic of the region.