Black Laceweaver vs False Bruce Spanworm

Amaurobius ferox compared with Macaria loricaria

Key Differences

• Black Laceweaver is Least Concern while False Bruce Spanworm is Near Threatened.

Taxonomic Classification

Rank	Black Laceweaver	False Bruce Spanworm
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Arachnida (Arachnids)	Insecta (Insects)
Order	Araneae (Araneae)	Lepidoptera (Butterflies & Moths)
Family	Amaurobiidae	Geometridae
Genus	Amaurobius	Macaria
Species	Amaurobius ferox	Macaria loricaria

Evolutionary Relationship

Black Laceweaver and False Bruce Spanworm share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Black Laceweaver

LC — Least Concern

False Bruce Spanworm

NT — Near Threatened

Physical Characteristics

Attribute	Black Laceweaver	False Bruce Spanworm
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.

False Bruce Spanworm

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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