Black Laceweaver vs Woolly Foam

Amaurobius ferox compared with Stereocaulon tomentosum

Key Differences

• Black Laceweaver is Least Concern while Woolly Foam is Endangered.

Taxonomic Classification

Rank	Black Laceweaver	Woolly Foam
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Ascomycota (Sac Fungi)
Class	Arachnida (Arachnids)	Lecanoromycetes (Lecanoromycetes)
Order	Araneae (Araneae)	Lecanorales (Lecanorales)
Family	Amaurobiidae	Stereocaulaceae
Genus	Amaurobius	Stereocaulon
Species	Amaurobius ferox	Stereocaulon tomentosum

Conservation Status

Black Laceweaver

LC — Least Concern

Woolly Foam

EN — Endangered

Physical Characteristics

Attribute	Black Laceweaver	Woolly Foam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Laceweaver

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

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

Woolly Foam

Habitat

Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region.

Range

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

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇸🇪 Sweden 🇺🇸 United States