Brown Cobblestone Lichen vs Pohnpei tree snail

Acarospora fuscata compared with Partula emersoni

Key Differences

• Brown Cobblestone Lichen is Least Concern while Pohnpei tree snail is Critically Endangered.

Taxonomic Classification

Rank	Brown Cobblestone Lichen	Pohnpei tree snail
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Mollusca (Mollusks)
Class	Lecanoromycetes (Lecanoromycetes)	Gastropoda (Gastropoda)
Order	Acarosporales (Acarosporales)	Stylommatophora (Stylommatophora)
Family	Acarosporaceae	Partulidae
Genus	Acarospora	Partula
Species	Acarospora fuscata	Partula emersoni

Conservation Status

Brown Cobblestone Lichen

LC — Least Concern

Pohnpei tree snail

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Cobblestone Lichen	Pohnpei tree snail
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.

Pohnpei tree snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found in Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway