Birch Marble vs Pygmy Brittlestem

Apotomis betuletana compared with Psathyrella pygmaea

Taxonomic Classification

Rank	Birch Marble	Pygmy Brittlestem
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Insecta (Insects)	Agaricomycetes (Mushrooms)
Order	Lepidoptera (Butterflies & Moths)	Agaricales (Gilled Mushrooms)
Family	Tortricidae	Psathyrellaceae
Genus	Apotomis	Psathyrella
Species	Apotomis betuletana	Psathyrella pygmaea

Conservation Status

Birch Marble

LC — Least Concern

Pygmy Brittlestem

LC — Least Concern

Physical Characteristics

Attribute	Birch Marble	Pygmy Brittlestem
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.

Pygmy Brittlestem

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Brazil, 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