Boreal Button Lichen vs Guyenne Spiny-rat

Buellia disciformis compared with Proechimys guyannensis

Key Differences

• Boreal Button Lichen is Critically Endangered while Guyenne Spiny-rat is Least Concern.

Taxonomic Classification

Rank	Boreal Button Lichen	Guyenne Spiny-rat
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Mammalia (Mammals)
Order	Caliciales (Caliciales)	Rodentia (Rodents)
Family	Caliciaceae	Echimyidae
Genus	Buellia	Proechimys
Species	Buellia disciformis	Proechimys guyannensis

Conservation Status

Boreal Button Lichen

CR — Critically Endangered

Guyenne Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Boreal Button Lichen	Guyenne Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Boreal Button Lichen

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Guyenne Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Boreal Button Lichen

The Boreal Button Lichen (Buellia disciformis) is a species in the genus Buellia. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.