Birch Marble vs dooryard sowbug

Apotomis betuletana compared with Porcellio laevis

Taxonomic Classification

Rank	Birch Marble	dooryard sowbug
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Malacostraca (Crustaceans)
Order	Lepidoptera (Butterflies & Moths)	Isopoda (Isopoda)
Family	Tortricidae	Porcellionidae
Genus	Apotomis	Porcellio
Species	Apotomis betuletana	Porcellio laevis

Evolutionary Relationship

Birch Marble and dooryard sowbug share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Birch Marble

LC — Least Concern

dooryard sowbug

LC — Least Concern

Physical Characteristics

Attribute	Birch Marble	dooryard sowbug
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.

dooryard sowbug

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (12 countries), North America (United States), and South America (Brazil).

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