Patagonian mara vs St. James' shell

Dolichotis patagonum compared with Pecten maximus

Key Differences

• Patagonian mara is Near Threatened while St. James' shell is Least Concern.

Taxonomic Classification

Rank	Patagonian mara	St. James' shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Rodentia (Rodents)	Pectinida (Pectinida)
Family	Caviidae	Pectinidae
Genus	Dolichotis	Pecten
Species	Dolichotis patagonum	Pecten maximus

Evolutionary Relationship

Patagonian mara and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Patagonian mara

NT — Near Threatened

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Patagonian mara	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Patagonian mara

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

St. James' shell

Habitat

Native to Asia and Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (China), Europe (8 countries), and South America (Chile).

St. James' shell

St. James' shell (Pecten maximus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 1 countries:

🇧🇪 Belgium