Olive-gray Thomasomys vs Spotted Ray

Thomasomys cinereus compared with Bathyraja albomaculata

Key Differences

• Olive-gray Thomasomys is Least Concern while Spotted Ray is Vulnerable.

Taxonomic Classification

Rank	Olive-gray Thomasomys	Spotted Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Cricetidae	Arhynchobatidae
Genus	Thomasomys	Bathyraja
Species	Thomasomys cinereus	Bathyraja albomaculata

Evolutionary Relationship

Olive-gray Thomasomys and Spotted Ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Olive-gray Thomasomys

LC — Least Concern

Spotted Ray

VU — Vulnerable

Physical Characteristics

Attribute	Olive-gray Thomasomys	Spotted Ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Olive-gray Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Spotted Ray

Habitat

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

Range

Found in Chile. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.