Chacoan Mara vs Spinetail ray

Dolichotis salinicola compared with Bathyraja spinicauda

Key Differences

• Chacoan Mara is Least Concern while Spinetail ray is Near Threatened.

Taxonomic Classification

Rank	Chacoan Mara	Spinetail ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Caviidae	Arhynchobatidae
Genus	Dolichotis	Bathyraja
Species	Dolichotis salinicola	Bathyraja spinicauda

Evolutionary Relationship

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

Conservation Status

Chacoan Mara

LC — Least Concern

Spinetail ray

NT — Near Threatened

Physical Characteristics

Attribute	Chacoan Mara	Spinetail ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chacoan Mara

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Chacoan Mara

The Chacoan Mara (Dolichotis salinicola) is a species in the genus Dolichotis. It is currently classified as Least Concern on the IUCN Red List.