Azorean predacious diving beetle vs Beech Tarcrust

Agabus godmanni compared with Biscogniauxia nummularia

Key Differences

• Azorean predacious diving beetle is Endangered while Beech Tarcrust is Data Deficient.

Taxonomic Classification

Rank	Azorean predacious diving beetle	Beech Tarcrust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Ascomycota (Sac Fungi)
Class	Insecta (Insects)	Sordariomycetes (Sordariomycetes)
Order	Coleoptera (Beetles)	Xylariales (Xylariales)
Family	Dytiscidae	Graphostromataceae
Genus	Agabus	Biscogniauxia
Species	Agabus godmanni	Biscogniauxia nummularia

Conservation Status

Azorean predacious diving beetle

EN — Endangered

Beech Tarcrust

DD — Data Deficient

Physical Characteristics

Attribute	Azorean predacious diving beetle	Beech Tarcrust
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Azorean 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.

Beech Tarcrust

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (7 countries), and South America (Brazil).

Azorean predacious diving beetle

The Azorean predacious diving beetle (Agabus godmanni) is a species in the genus Agabus. It is currently classified as Endangered on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Beech Tarcrust

The Beech Tarcrust (Biscogniauxia nummularia) is a species in the genus Biscogniauxia. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Native to Asia and Europe and South America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 1 countries:

🇵🇹 Portugal