Alder leaf beetle vs cottony hydrangea scale

Agelastica alni compared with Pulvinaria hydrangeae

Key Differences

• Alder leaf beetle is Least Concern while cottony hydrangea scale is Not Evaluated.

Taxonomic Classification

Rank	Alder leaf beetle	cottony hydrangea scale
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	Coccidae
Genus	Agelastica	Pulvinaria
Species	Agelastica alni	Pulvinaria hydrangeae

Evolutionary Relationship

Alder leaf beetle and cottony hydrangea scale share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Alder leaf beetle

LC — Least Concern

cottony hydrangea scale

NE — Not Evaluated

Physical Characteristics

Attribute	Alder leaf beetle	cottony hydrangea scale
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.

cottony hydrangea scale

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (7 countries).

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 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden