Boreal Button Lichen vs Delicate Pygmy Rice Rat

Buellia disciformis compared with Oligoryzomys delicatus

Key Differences

• Boreal Button Lichen is Critically Endangered while Delicate Pygmy Rice Rat is Data Deficient.

Taxonomic Classification

Rank	Boreal Button Lichen	Delicate Pygmy Rice Rat
Kingdom	Fungi (грибы)	Animalia (животные)
Phylum	Ascomycota (аскомицеты)	Chordata (хордовые)
Class	Lecanoromycetes (леканоромицеты)	Mammalia (млекопитающие)
Order	Caliciales (Caliciales)	Rodentia (грызуны)
Family	Caliciaceae	Cricetidae
Genus	Buellia	Oligoryzomys
Species	Buellia disciformis	Oligoryzomys delicatus

Conservation Status

Boreal Button Lichen

CR — Critically Endangered

Delicate Pygmy Rice Rat

DD — Data Deficient

Physical Characteristics

Attribute	Boreal Button Lichen	Delicate Pygmy Rice 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.

Delicate Pygmy Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

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.