Birch Marble vs Cottonwool Gall

Apotomis betuletana compared with Andricus quercusramuli

Key Differences

• Birch Marble is Least Concern while Cottonwool Gall is Not Evaluated.

Taxonomic Classification

Rank	Birch Marble	Cottonwool Gall
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Lepidoptera (Butterflies & Moths)	Hymenoptera (Ants, Bees & Wasps)
Family	Tortricidae	Cynipidae
Genus	Apotomis	Andricus
Species	Apotomis betuletana	Andricus quercusramuli

Evolutionary Relationship

Birch Marble and Cottonwool Gall share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Birch Marble

LC — Least Concern

Cottonwool Gall

NE — Not Evaluated

Physical Characteristics

Attribute	Birch Marble	Cottonwool Gall
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Birch Marble

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Cottonwool Gall

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Birch Marble

The Birch Marble (Apotomis betuletana) is a species in the genus Apotomis. 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 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden