Alder Spittlebug vs Grey Tooth

Aphrophora alni compared with Phellodon melaleucus

Key Differences

• Alder Spittlebug is Least Concern while Grey Tooth is Endangered.

Taxonomic Classification

Rank	Alder Spittlebug	Grey Tooth
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Insecta (Insects)	Agaricomycetes (Mushrooms)
Order	Hemiptera (Hemiptera)	Thelephorales (Thelephorales)
Family	Aphrophoridae	Thelephoraceae
Genus	Aphrophora	Phellodon
Species	Aphrophora alni	Phellodon melaleucus

Conservation Status

Alder Spittlebug

LC — Least Concern

Grey Tooth

EN — Endangered

Physical Characteristics

Attribute	Alder Spittlebug	Grey Tooth
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).

Grey Tooth

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Norway, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇳🇴 Norway 🇺🇸 United States