Raya austral lija vs Boyacá Spiny Rat

Bathyraja griseocauda compared with Proechimys chrysaeolus

Key Differences

• Raya austral lija is Endangered while Boyacá Spiny Rat is Data Deficient.

Taxonomic Classification

Rank	Raya austral lija	Boyacá Spiny Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Elasmobranchii	Mammalia (mamíferos)
Order	Rajiformes (Rajiformes)	Rodentia (Rodents)
Family	Arhynchobatidae	Echimyidae
Genus	Bathyraja	Proechimys
Species	Bathyraja griseocauda	Proechimys chrysaeolus

Evolutionary Relationship

Raya austral lija and Boyacá Spiny Rat share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Raya austral lija

EN — Endangered

Boyacá Spiny Rat

DD — Data Deficient

Physical Characteristics

Attribute	Raya austral lija	Boyacá Spiny Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Raya austral lija

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.

Boyacá Spiny Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Raya austral lija

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.

Boyacá Spiny Rat

The Boyacá spiny rat (Proechimys chrysaeolus) is a species in the genus Proechimys. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.