Ciscaucasian Hamster vs St. James' shell

Mesocricetus raddei compared with Pecten maximus

Taxonomic Classification

Rank	Ciscaucasian Hamster	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	Cricetidae	Pectinidae
Genus	Mesocricetus	Pecten
Species	Mesocricetus raddei	Pecten maximus

Evolutionary Relationship

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

Conservation Status

Ciscaucasian Hamster

LC — Least Concern

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Ciscaucasian Hamster	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ciscaucasian Hamster

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Russia.

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).

Ciscaucasian Hamster

The Ciscaucasian Hamster (Mesocricetus raddei) is a species in the genus Mesocricetus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.