Brown Cobblestone Lichen vs St. James' shell

Acarospora fuscata compared with Pecten maximus

Taxonomic Classification

Rank	Brown Cobblestone Lichen	St. James' shell
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Mollusca (Mollusks)
Class	Lecanoromycetes (Lecanoromycetes)	Bivalvia (Bivalvia)
Order	Acarosporales (Acarosporales)	Pectinida (Pectinida)
Family	Acarosporaceae	Pectinidae
Genus	Acarospora	Pecten
Species	Acarospora fuscata	Pecten maximus

Conservation Status

Brown Cobblestone Lichen

LC — Least Concern

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Brown Cobblestone Lichen	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Cobblestone Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, and United States.

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).

Brown Cobblestone Lichen

The Brown Cobblestone Lichen (Acarospora fuscata) is a species in the genus Acarospora. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

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.