Alder leaf beetle vs Narrow-leaved Arrowhead

Agelastica alni compared with Sagittaria subulata

Key Differences

• Alder leaf beetle is Least Concern while Narrow-leaved Arrowhead is Not Evaluated.

Taxonomic Classification

Rank	Alder leaf beetle	Narrow-leaved Arrowhead
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Liliopsida (Monocots)
Order	Coleoptera (Beetles)	Alismatales (Alismatales)
Family	Chrysomelidae	Alismataceae
Genus	Agelastica	Sagittaria
Species	Agelastica alni	Sagittaria subulata

Conservation Status

Alder leaf beetle

LC — Least Concern

Narrow-leaved Arrowhead

NE — Not Evaluated

Physical Characteristics

Attribute	Alder leaf beetle	Narrow-leaved Arrowhead
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.

Narrow-leaved Arrowhead

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Found across Europe (9 countries) and South America (Colombia).

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 1 countries:

🇧🇪 Belgium