Boreal Thorius vs common greasewort

Thorius boreas compared with Aneura pinguis

Key Differences

• Boreal Thorius is Endangered while common greasewort is Least Concern.

Taxonomic Classification

Rank	Boreal Thorius	common greasewort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Marchantiophyta (liverwort)
Class	Amphibia (Amphibians)	Jungermanniopsida (Jungermanniopsida)
Order	Caudata (Caudata)	Metzgeriales (Metzgeriales)
Family	Plethodontidae	Aneuraceae
Genus	Thorius	Aneura
Species	Thorius boreas	Aneura pinguis

Conservation Status

Boreal Thorius

EN — Endangered

common greasewort

LC — Least Concern

Physical Characteristics

Attribute	Boreal Thorius	common greasewort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Boreal Thorius

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

common greasewort

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (United States), and South America (Brazil, Colombia).

Boreal Thorius

The Boreal Thorius (Thorius boreas) is a species in the genus Thorius. It is currently classified as Endangered on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.

common greasewort

<em>Aneura pinguis</em>, commonly known as common greasewort, is a liverwort belonging to the genus Aneura within the family Aneuraceae. This cryptogamic plant inhabits ecosystems across Asia, Europe, and North America, thriving in moist or waterlogged environments. Its range encompasses Taiwan in Asia, six European countries, the United States in North America, and Brazil and Colombia in South America, indicating a broad geographic distribution across multiple continents. Common greasewort is assessed as Least Concern on the IUCN Red List. The species typically forms flat, ribbon-like thalli in damp habitats such as stream banks, wet rocks, and boggy ground. Biological traits of this species remain poorly documented in the scientific literature.