Alder Spittlebug vs Dark Gray Boulder Lichen

Aphrophora alni compared with Porpidia cinereoatra

Key Differences

• Alder Spittlebug is Least Concern while Dark Gray Boulder Lichen is Near Threatened.

Taxonomic Classification

Rank	Alder Spittlebug	Dark Gray Boulder Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Ascomycota (Sac Fungi)
Class	Insecta (Insects)	Lecanoromycetes (Lecanoromycetes)
Order	Hemiptera (Hemiptera)	Lecideales (Lecideales)
Family	Aphrophoridae	Lecideaceae
Genus	Aphrophora	Porpidia
Species	Aphrophora alni	Porpidia cinereoatra

Conservation Status

Alder Spittlebug

LC — Least Concern

Dark Gray Boulder Lichen

NT — Near Threatened

Physical Characteristics

Attribute	Alder Spittlebug	Dark Gray Boulder Lichen
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).

Dark Gray Boulder Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States