Alder leaf beetle vs thistle aphid

Agelastica alni compared with Brachycaudus cardui

Key Differences

• Alder leaf beetle is Least Concern while thistle aphid is Not Evaluated.

Taxonomic Classification

Rank	Alder leaf beetle	thistle aphid
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Coleoptera (Beetles)	Hemiptera (Hemiptera)
Family	Chrysomelidae	Aphididae
Genus	Agelastica	Brachycaudus
Species	Agelastica alni	Brachycaudus cardui

Evolutionary Relationship

Alder leaf beetle and thistle aphid share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Alder leaf beetle

LC — Least Concern

thistle aphid

NE — Not Evaluated

Physical Characteristics

Attribute	Alder leaf beetle	thistle aphid
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.

thistle aphid

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (6 countries) and North America (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