Pallas's squirrel, Red-bellied tree squirrel vs St. James' shell

Callosciurus erythraeus compared with Pecten maximus

Key Differences

• Pallas's squirrel, Red-bellied tree squirrel is Not Evaluated while St. James' shell is Least Concern.

Taxonomic Classification

Rank	Pallas's squirrel, Red-bellied tree squirrel	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	Sciuridae (Squirrels)	Pectinidae
Genus	Callosciurus	Pecten
Species	Callosciurus erythraeus	Pecten maximus

Evolutionary Relationship

Pallas's squirrel, Red-bellied tree squirrel and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Pallas's squirrel, Red-bellied tree squirrel

NE — Not Evaluated

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Pallas's squirrel, Red-bellied tree squirrel	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pallas's squirrel, Red-bellied tree squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

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 8 countries:

🇧🇪 Belgium 🇨🇳 China 🇩🇰 Denmark 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇸🇪 Sweden 🇬🇧 United Kingdom