Amazonian Marsh Rat vs Black river stingray

Holochilus sciureus compared with Potamotrygon motoro

Key Differences

• Amazonian Marsh Rat is Least Concern while Black river stingray is Data Deficient.

Taxonomic Classification

Rank	Amazonian Marsh Rat	Black river stingray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Cricetidae	Potamotrygonidae
Genus	Holochilus	Potamotrygon
Species	Holochilus sciureus	Potamotrygon motoro

Evolutionary Relationship

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

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Black river stingray

DD — Data Deficient

Physical Characteristics

Attribute	Amazonian Marsh Rat	Black river stingray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazonian Marsh Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

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.

Amazonian Marsh Rat

The Amazonian Marsh Rat (Holochilus sciureus) is a species in the genus Holochilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela