Austral ray vs Cinnamon-colored Thomasomys

Bathyraja griseocauda compared with Thomasomys cinnameus

Key Differences

• Austral ray is Endangered while Cinnamon-colored Thomasomys is Least Concern.

Taxonomic Classification

Rank	Austral ray	Cinnamon-colored Thomasomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Rajiformes (Rajiformes)	Rodentia (Rodents)
Family	Arhynchobatidae	Cricetidae
Genus	Bathyraja	Thomasomys
Species	Bathyraja griseocauda	Thomasomys cinnameus

Evolutionary Relationship

Austral ray and Cinnamon-colored Thomasomys share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Austral ray

EN — Endangered

Cinnamon-colored Thomasomys

LC — Least Concern

Physical Characteristics

Attribute	Austral ray	Cinnamon-colored Thomasomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Austral ray

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

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

Cinnamon-colored Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Austral ray

The Austral ray (Bathyraja griseocauda) is a species in the genus Bathyraja. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Cinnamon-colored Thomasomys

The Cinnamon-colored Thomasomys (Thomasomys cinnameus) is a species in the genus Thomasomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.