vs Black Laceweaver

Bacidia rosella compared with Amaurobius ferox

Key Differences

is Critically Endangered while Black Laceweaver is Least Concern.

Taxonomic Classification

Rank		Black Laceweaver
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Arthropoda (Arthropods)
Class	Lecanoromycetes (Lecanoromycetes)	Arachnida (Arachnids)
Order	Lecanorales (Lecanorales)	Araneae (Araneae)
Family	Ramalinaceae	Amaurobiidae
Genus	Bacidia	Amaurobius
Species	Bacidia rosella	Amaurobius ferox

Conservation Status

CR — Critically Endangered

Black Laceweaver

LC — Least Concern

Physical Characteristics

Attribute		Black Laceweaver
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 5 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, Portugal, Sweden, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Black Laceweaver

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Distributed across Belgium, Canada, Denmark, Sweden, and United States.

Bacidia rosella is a crustose lichen in the family Ramalinaceae, assessed as Critically Endangered (CR). It grows on the smooth bark of ancient trees in old-growth woodland habitats with long ecological continuity. Its critically endangered status reflects extreme rarity and the near-total loss of suitable veteran tree habitats across its range.

Black Laceweaver

The Black Laceweaver (Amaurobius ferox) is a species in the genus Amaurobius. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial habitats from forests to deserts.