Black Laceweaver vs Medusa Brittlestem

Amaurobius ferox compared with Psathyrella caput-medusae

Key Differences

• Black Laceweaver is Least Concern while Medusa Brittlestem is Endangered.

Taxonomic Classification

Rank	Black Laceweaver	Medusa Brittlestem
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Arachnida (Arachnids)	Agaricomycetes (Mushrooms)
Order	Araneae (Araneae)	Agaricales (Gilled Mushrooms)
Family	Amaurobiidae	Psathyrellaceae
Genus	Amaurobius	Psathyrella
Species	Amaurobius ferox	Psathyrella caput-medusae

Conservation Status

Black Laceweaver

LC — Least Concern

Medusa Brittlestem

EN — Endangered

Physical Characteristics

Attribute	Black Laceweaver	Medusa Brittlestem
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.

Medusa Brittlestem

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, and Sweden. 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 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden