Alder Spittlebug vs Beech Tarcrust

Aphrophora alni compared with Biscogniauxia nummularia

Key Differences

• Alder Spittlebug is Least Concern while Beech Tarcrust is Data Deficient.

Taxonomic Classification

Rank	Alder Spittlebug	Beech Tarcrust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (artrópode)	Ascomycota (Sac Fungi)
Class	Insecta (inseto)	Sordariomycetes (Sordariomycetes)
Order	Hemiptera (Hemiptera)	Xylariales (Xylariales)
Family	Aphrophoridae	Graphostromataceae
Genus	Aphrophora	Biscogniauxia
Species	Aphrophora alni	Biscogniauxia nummularia

Conservation Status

Alder Spittlebug

LC — Least Concern

Beech Tarcrust

DD — Data Deficient

Physical Characteristics

Attribute	Alder Spittlebug	Beech Tarcrust
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder Spittlebug

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 countries) and North America (United States).

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).

Alder Spittlebug

The Alder Spittlebug (Aphrophora alni) is a species in the genus Aphrophora. It is currently classified as Least Concern 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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden