Black Stubble Lichen vs Brown Diving Beetle

Calicium abietinum compared with Agabus brunneus

Key Differences

• Black Stubble Lichen is Endangered while Brown Diving Beetle is Extinct.

Taxonomic Classification

Rank	Black Stubble Lichen	Brown Diving Beetle
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Arthropoda (Arthropods)
Class	Lecanoromycetes (Lecanoromycetes)	Insecta (Insects)
Order	Caliciales (Caliciales)	Coleoptera (Beetles)
Family	Caliciaceae	Dytiscidae
Genus	Calicium	Agabus
Species	Calicium abietinum	Agabus brunneus

Conservation Status

Black Stubble Lichen

EN — Endangered

Brown Diving Beetle

EX — Extinct

Physical Characteristics

Attribute	Black Stubble Lichen	Brown Diving Beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Stubble Lichen

Habitat

Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

Black Stubble Lichen

The Black Stubble Lichen (Calicium abietinum) is a species in the genus Calicium. It is currently classified as Endangered on the IUCN Red List. Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region, found across Colombia, Denmark, Norway, Portugal, Sweden, and more.

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.

Shared Countries

Both species can be found in 1 countries:

🇸🇪 Sweden