Alder Spittlebug vs Four-Lined Silverfish

Aphrophora alni compared with Ctenolepisma lineata

Key Differences

• Alder Spittlebug is Least Concern while Four-Lined Silverfish is Not Evaluated.

Taxonomic Classification

Rank	Alder Spittlebug	Four-Lined Silverfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Hemiptera (Hemiptera)	Zygentoma (Zygentoma)
Family	Aphrophoridae	Lepismatidae
Genus	Aphrophora	Ctenolepisma
Species	Aphrophora alni	Ctenolepisma lineata

Evolutionary Relationship

Alder Spittlebug and Four-Lined Silverfish share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Alder Spittlebug

LC — Least Concern

Four-Lined Silverfish

NE — Not Evaluated

Physical Characteristics

Attribute	Alder Spittlebug	Four-Lined Silverfish
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).

Four-Lined Silverfish

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Norway, Portugal, Sweden, and United States.

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 4 countries:

🇧🇪 Belgium 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States