Mexican Big-eared Bat vs St. James' shell

Corynorhinus mexicanus compared with Pecten maximus

Key Differences

• Mexican Big-eared Bat is Near Threatened while St. James' shell is Least Concern.

Taxonomic Classification

Rank	Mexican Big-eared Bat	St. James' shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Chiroptera (Bats)	Pectinida (Pectinida)
Family	Vespertilionidae	Pectinidae
Genus	Corynorhinus	Pecten
Species	Corynorhinus mexicanus	Pecten maximus

Evolutionary Relationship

Mexican Big-eared Bat and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Mexican Big-eared Bat

NT — Near Threatened

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Mexican Big-eared Bat	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Mexican Big-eared Bat

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.