Alder Spittlebug vs Blackthorn slender

Aphrophora alni compared with Parornix torquillella

Key Differences

• Alder Spittlebug is Least Concern while Blackthorn slender is Endangered.

Taxonomic Classification

Rank	Alder Spittlebug	Blackthorn slender
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Hemiptera (Hemiptera)	Lepidoptera (Butterflies & Moths)
Family	Aphrophoridae	Gracillariidae
Genus	Aphrophora	Parornix
Species	Aphrophora alni	Parornix torquillella

Evolutionary Relationship

Alder Spittlebug and Blackthorn slender share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Alder Spittlebug

LC — Least Concern

Blackthorn slender

EN — Endangered

Physical Characteristics

Attribute	Alder Spittlebug	Blackthorn slender
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).

Blackthorn slender

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 9 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (8 countries). 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.

Blackthorn slender

The Blackthorn slender (Parornix torquillella) is a species in the genus Parornix. It is currently classified as Endangered on the IUCN Red List. Found across Europe (8 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Shared Countries

Both species can be found in 4 countries:

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