Hairy-tailed Tree Rat vs St. James' shell

Brachytarsomys villosa compared with Pecten maximus

Key Differences

• Hairy-tailed Tree Rat is Vulnerable while St. James' shell is Least Concern.

Taxonomic Classification

Rank	Hairy-tailed Tree Rat	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	Nesomyidae	Pectinidae
Genus	Brachytarsomys	Pecten
Species	Brachytarsomys villosa	Pecten maximus

Evolutionary Relationship

Hairy-tailed Tree Rat and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Hairy-tailed Tree Rat

VU — Vulnerable

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Hairy-tailed Tree Rat	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hairy-tailed Tree Rat

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.