Hyrcanian Field Mouse vs St. James' shell

Apodemus hyrcanicus compared with Pecten maximus

Key Differences

• Hyrcanian Field Mouse is Near Threatened while St. James' shell is Least Concern.

Taxonomic Classification

Rank	Hyrcanian Field Mouse	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	Muridae (Mice & Rats)	Pectinidae
Genus	Apodemus	Pecten
Species	Apodemus hyrcanicus	Pecten maximus

Evolutionary Relationship

Hyrcanian Field Mouse and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Hyrcanian Field Mouse

NT — Near Threatened

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Hyrcanian Field Mouse	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hyrcanian Field Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.