Dusky melanomys vs Short-tailed river stingray

Melanomys caliginosus compared with Potamotrygon brachyura

Key Differences

• Dusky melanomys is Least Concern while Short-tailed river stingray is Data Deficient.

Taxonomic Classification

Rank	Dusky melanomys	Short-tailed 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	Melanomys	Potamotrygon
Species	Melanomys caliginosus	Potamotrygon brachyura

Evolutionary Relationship

Dusky melanomys and Short-tailed river stingray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dusky melanomys

LC — Least Concern

Short-tailed river stingray

DD — Data Deficient

Physical Characteristics

Attribute	Dusky melanomys	Short-tailed river stingray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky melanomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Short-tailed river stingray