Alder leaf beetle vs Four-spotted Chaser

Agelastica alni compared with Libellula quadrimaculata

Taxonomic Classification

Rank	Alder leaf beetle	Four-spotted Chaser
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Coleoptera (Beetles)	Odonata (Odonata)
Family	Chrysomelidae	Libellulidae
Genus	Agelastica	Libellula
Species	Agelastica alni	Libellula quadrimaculata

Evolutionary Relationship

Alder leaf beetle and Four-spotted Chaser share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Alder leaf beetle

LC — Least Concern

Four-spotted Chaser

LC — Least Concern

Physical Characteristics

Attribute	Alder leaf beetle	Four-spotted Chaser
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.

Four-spotted Chaser

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 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.

Four-spotted Chaser

Four-spotted Chaser (Libellula quadrimaculata) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 5 countries:

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