beaded chestnut vs Predacious diving beetle

Agrochola lychnidis compared with Hydroporus guernei

Key Differences

• beaded chestnut is Near Threatened while Predacious diving beetle is Endangered.

Taxonomic Classification

Rank	beaded chestnut	Predacious diving beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Lepidoptera (Butterflies & Moths)	Coleoptera (Beetles)
Family	Noctuidae	Dytiscidae
Genus	Agrochola	Hydroporus
Species	Agrochola lychnidis	Hydroporus guernei

Evolutionary Relationship

beaded chestnut and Predacious diving beetle share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

beaded chestnut

NT — Near Threatened

Predacious diving beetle

EN — Endangered

Physical Characteristics

Attribute	beaded chestnut	Predacious diving beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

beaded chestnut

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.

Predacious diving beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Portugal. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

beaded chestnut

The Beaded chestnut (Agrochola lychnidis) is a species in the genus Agrochola. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.