Alder Spittlebug vs Caucasian Wingnut

Aphrophora alni compared with Pterocarya fraxinifolia

Key Differences

• Alder Spittlebug is Least Concern while Caucasian Wingnut is Not Evaluated.

Taxonomic Classification

Rank	Alder Spittlebug	Caucasian Wingnut
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Hemiptera (Hemiptera)	Fagales (Beeches & Oaks)
Family	Aphrophoridae	Juglandaceae
Genus	Aphrophora	Pterocarya
Species	Aphrophora alni	Pterocarya fraxinifolia

Conservation Status

Alder Spittlebug

LC — Least Concern

Caucasian Wingnut

NE — Not Evaluated

Physical Characteristics

Attribute	Alder Spittlebug	Caucasian Wingnut
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).

Caucasian Wingnut

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found across Europe (9 countries).

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.

Caucasian Wingnut

The Caucasian Wingnut (Pterocarya fraxinifolia) is a species in the genus Pterocarya. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 4 countries:

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