Axehead Orange vs St. James' shell

Acada biseriatus compared with Pecten maximus

Taxonomic Classification

Rank	Axehead Orange	St. James' shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Bivalvia (Bivalvia)
Order	Lepidoptera (Butterflies & Moths)	Pectinida (Pectinida)
Family	Hesperiidae	Pectinidae
Genus	Acada	Pecten
Species	Acada biseriatus	Pecten maximus

Evolutionary Relationship

Axehead Orange and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Axehead Orange

LC — Least Concern

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Axehead Orange	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Axehead Orange

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

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).

Axehead Orange

The Axehead Orange (Acada biseriatus) is a species in the genus Acada. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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.