Andean Chilomys vs Spinetail ray

Chilomys instans compared with Bathyraja spinicauda

Key Differences

• Andean Chilomys is Least Concern while Spinetail ray is Near Threatened.

Taxonomic Classification

Rank	Andean Chilomys	Spinetail 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	Chilomys	Bathyraja
Species	Chilomys instans	Bathyraja spinicauda

Evolutionary Relationship

Andean Chilomys and Spinetail ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Andean Chilomys

LC — Least Concern

Spinetail ray

NT — Near Threatened

Physical Characteristics

Attribute	Andean Chilomys	Spinetail ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Andean Chilomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Spinetail ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Andean Chilomys

The Andean Chilomys (Chilomys instans) is a species in the genus Chilomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.