Alder leaf beetle vs False widow

Agelastica alni compared with Steatoda bipunctata

Taxonomic Classification

Rank	Alder leaf beetle	False widow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Arachnida (Arachnids)
Order	Coleoptera (Beetles)	Araneae (Araneae)
Family	Chrysomelidae	Theridiidae
Genus	Agelastica	Steatoda
Species	Agelastica alni	Steatoda bipunctata

Evolutionary Relationship

Alder leaf beetle and False widow share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Alder leaf beetle

LC — Least Concern

False widow

LC — Least Concern

Physical Characteristics

Attribute	Alder leaf beetle	False widow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder leaf beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

False widow

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Found across Europe (4 countries) and North America (Canada, United States).

Alder leaf beetle

The Alder leaf beetle (Agelastica alni) is a species in the genus Agelastica. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States