Brown Diving Beetle vs Clover case-bearer

Agabus brunneus compared with Coleophora alcyonipennella

Key Differences

• Brown Diving Beetle is Extinct while Clover case-bearer is Least Concern.

Taxonomic Classification

Rank	Brown Diving Beetle	Clover case-bearer
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (artrópode)	Arthropoda (artrópode)
Class same	Insecta (inseto)	Insecta (inseto)
Order	Coleoptera (besouro)	Lepidoptera (Butterflies & Moths)
Family	Dytiscidae	Coleophoridae
Genus	Agabus	Coleophora
Species	Agabus brunneus	Coleophora alcyonipennella

Evolutionary Relationship

Brown Diving Beetle and Clover case-bearer share a common ancestor at the Class level: Insecta. (inseto)

Conservation Status

Brown Diving Beetle

EX — Extinct

Clover case-bearer

LC — Least Concern

Physical Characteristics

Attribute	Brown Diving Beetle	Clover case-bearer
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

Clover case-bearer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Brown Diving Beetle

The Brown Diving Beetle (Agabus brunneus) is a species in the genus Agabus. It is currently classified as Extinct on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Clover case-bearer

The clover case-bearer (Coleophora alcyonipennella) is a small moth in the family Coleophoridae, order Lepidoptera. True to the family name, the larvae construct portable cases from plant material or silk and plant fragments, dragging these cases as they feed, a unique behavioral adaptation that provides both protection and concealment. C. alcyonipennella is a specialist herbivore of leguminous plants, with larvae feeding primarily on clover species (Trifolium) and related plants in the family Fabaceae. Larval feeding can cause characteristic window-feeding damage visible on leaves, and heavily infested plants may show significant defoliation. The adults are narrow-winged moths with wing markings typical of the coleophorid family, and like most coleophorids, they are small and inconspicuous. The species is distributed across temperate Europe, with documented occurrences in Belgium, Denmark, Norway, and Sweden, inhabiting diverse grassland, meadow, and agricultural habitats where its host plants are found. It is associated with both natural and semi-natural grasslands as well as agricultural fields and roadside verges. C. alcyonipennella is classified as Least Concern on the IUCN Red List, with populations considered stable across its European range. The species has one generation per year in most of its range, with larvae overwintering in their portable cases before completing development in spring on expanding host plant foliage. Adults fly in summer.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden