common greasewort vs Dusky catshark

Aneura pinguis compared with Bythaelurus incanus

Key Differences

• common greasewort is Least Concern while Dusky catshark is Data Deficient.

Taxonomic Classification

Rank	common greasewort	Dusky catshark
Kingdom	Plantae (식물)	Animalia (동물)
Phylum	Marchantiophyta (우산이끼문)	Chordata (척삭동물)
Class	Jungermanniopsida (망울이끼강)	Chondrichthyes (연골어류)
Order	Metzgeriales (리본이끼목)	Carcharhiniformes (흉상어목)
Family	Aneuraceae	Scyliorhinidae
Genus	Aneura	Bythaelurus
Species	Aneura pinguis	Bythaelurus incanus

Conservation Status

common greasewort

LC — Least Concern

Dusky catshark

DD — Data Deficient

Physical Characteristics

Attribute	common greasewort	Dusky catshark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic 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).

Dusky catshark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

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.