Dwarf black stingray vs Olive-gray Thomasomys

Hemitrygon parvonigra compared with Thomasomys cinereus

Key Differences

• Dwarf black stingray is Data Deficient while Olive-gray Thomasomys is Least Concern.

Taxonomic Classification

Rank	Dwarf black stingray	Olive-gray Thomasomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Dasyatidae	Cricetidae
Genus	Hemitrygon	Thomasomys
Species	Hemitrygon parvonigra	Thomasomys cinereus

Evolutionary Relationship

Dwarf black stingray and Olive-gray Thomasomys share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf black stingray

DD — Data Deficient

Olive-gray Thomasomys

LC — Least Concern

Physical Characteristics

Attribute	Dwarf black stingray	Olive-gray Thomasomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf black stingray

Olive-gray Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.