Ontong Java Flying Fox vs St. James' shell

Pteropus howensis compared with Pecten maximus

Key Differences

• Ontong Java Flying Fox is Critically Endangered while St. James' shell is Least Concern.

Taxonomic Classification

Rank	Ontong Java Flying Fox	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	Pteropodidae (Fruit Bats)	Pectinidae
Genus	Pteropus (Flying Foxes)	Pecten
Species	Pteropus howensis	Pecten maximus

Evolutionary Relationship

Ontong Java Flying Fox and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Ontong Java Flying Fox

CR — Critically Endangered

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Ontong Java Flying Fox	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ontong Java Flying Fox

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.