vs Rock Nail

Calicium quercinum compared with Calicium corynellum

Key Differences

• is Critically Endangered while Rock Nail is Not Evaluated.

Taxonomic Classification

Rank		Rock Nail
Kingdom same	Fungi (فطر)	Fungi (فطر)
Phylum same	Ascomycota (فطريات زقية)	Ascomycota (فطريات زقية)
Class same	Lecanoromycetes (لقنورانية)	Lecanoromycetes (لقنورانية)
Order same	Caliciales (Caliciales)	Caliciales (Caliciales)
Family same	Caliciaceae	Caliciaceae
Genus same	Calicium	Calicium
Species	Calicium quercinum	Calicium corynellum

Evolutionary Relationship

and Rock Nail share a common ancestor at the Genus level: Calicium.

Conservation Status

CR — Critically Endangered

Rock Nail

NE — Not Evaluated

Physical Characteristics

Attribute		Rock Nail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Rock Nail

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

Calicium quercinum is a species in the genus Calicium. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also fo

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden