Austral ray vs Isarog Chrotomys

Bathyraja griseocauda compared with Chrotomys gonzalesi

Key Differences

• Austral ray is Endangered while Isarog Chrotomys is Near Threatened.

Taxonomic Classification

Rank	Austral ray	Isarog Chrotomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Rajiformes (Rajiformes)	Rodentia (Rodents)
Family	Arhynchobatidae	Muridae (Mice & Rats)
Genus	Bathyraja	Chrotomys
Species	Bathyraja griseocauda	Chrotomys gonzalesi

Evolutionary Relationship

Austral ray and Isarog Chrotomys share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Austral ray

EN — Endangered

Isarog Chrotomys

NT — Near Threatened

Physical Characteristics

Attribute	Austral ray	Isarog Chrotomys
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.

Isarog Chrotomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.