Black river stingray vs Greedy Olalla Rat

Potamotrygon motoro compared with Olallamys edax

Taxonomic Classification

Rank	Black river stingray	Greedy Olalla Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Potamotrygonidae	Echimyidae
Genus	Potamotrygon	Olallamys
Species	Potamotrygon motoro	Olallamys edax

Evolutionary Relationship

Black river stingray and Greedy Olalla Rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black river stingray

DD — Data Deficient

Greedy Olalla Rat

DD — Data Deficient

Physical Characteristics

Attribute	Black river stingray	Greedy Olalla Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black river stingray

Habitat

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

Range

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

Greedy Olalla Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Black river stingray

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.

Shared Countries

Both species can be found in 1 countries:

🇻🇪 Venezuela