Birch Marble vs Black Crystalwort

Apotomis betuletana compared with Riccia nigrella

Key Differences

• Birch Marble is Least Concern while Black Crystalwort is Not Evaluated.

Taxonomic Classification

Rank	Birch Marble	Black Crystalwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Marchantiophyta (liverwort)
Class	Insecta (Insects)	Marchantiopsida (Marchantiopsida)
Order	Lepidoptera (Butterflies & Moths)	Marchantiales (Marchantiales)
Family	Tortricidae	Ricciaceae
Genus	Apotomis	Riccia
Species	Apotomis betuletana	Riccia nigrella

Conservation Status

Birch Marble

LC — Least Concern

Black Crystalwort

NE — Not Evaluated

Physical Characteristics

Attribute	Birch Marble	Black Crystalwort
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.

Black Crystalwort

Habitat

Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region.

Range

Distributed across Chile, Japan, New Zealand, Norway, and Portugal.

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.

Black Crystalwort

The Black Crystalwort (Riccia nigrella) is a species in the genus Riccia. Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region. Distributed across Chile, Japan, New Zealand, Norway, and Portugal.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway