Five-toed Pygmy Jerboa vs St. James' shell

Cardiocranius paradoxus compared with Pecten maximus

Key Differences

• Five-toed Pygmy Jerboa is Data Deficient while St. James' shell is Least Concern.

Taxonomic Classification

Rank	Five-toed Pygmy Jerboa	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	Dipodidae	Pectinidae
Genus	Cardiocranius	Pecten
Species	Cardiocranius paradoxus	Pecten maximus

Evolutionary Relationship

Five-toed Pygmy Jerboa and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Five-toed Pygmy Jerboa

DD — Data Deficient

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Five-toed Pygmy Jerboa	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Five-toed Pygmy Jerboa

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.