Alder leaf beetle vs Caterpillar-hunter

Agelastica alni compared with Calosoma inquisitor

Key Differences

• Alder leaf beetle is Least Concern while Caterpillar-hunter is Near Threatened.

Taxonomic Classification

Rank	Alder leaf beetle	Caterpillar-hunter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order same	Coleoptera (Beetles)	Coleoptera (Beetles)
Family	Chrysomelidae	Carabidae
Genus	Agelastica	Calosoma
Species	Agelastica alni	Calosoma inquisitor

Evolutionary Relationship

Alder leaf beetle and Caterpillar-hunter share a common ancestor at the Order level: Coleoptera. (Beetles)

Conservation Status

Alder leaf beetle

LC — Least Concern

Caterpillar-hunter

NT — Near Threatened

Physical Characteristics

Attribute	Alder leaf beetle	Caterpillar-hunter
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.

Caterpillar-hunter

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

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.

Caterpillar-hunter

The Caterpillar-hunter (Calosoma inquisitor) is a species in the genus Calosoma. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden