brittlestar vs common greasewort

Amphiura filiformis compared with Aneura pinguis

Taxonomic Classification

Rank	brittlestar	common greasewort
Kingdom	Animalia (동물)	Plantae (식물)
Phylum	Echinodermata (극피동물)	Marchantiophyta (우산이끼문)
Class	Ophiuroidea (거미불가사리류)	Jungermanniopsida (망울이끼강)
Order	Amphilepidida (Amphilepidida)	Metzgeriales (리본이끼목)
Family	Amphiuridae	Aneuraceae
Genus	Amphiura	Aneura
Species	Amphiura filiformis	Aneura pinguis

Conservation Status

brittlestar

LC — Least Concern

common greasewort

LC — Least Concern

Physical Characteristics

Attribute	brittlestar	common greasewort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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).

brittlestar

The Brittlestar (Amphiura filiformis) is a species in the genus Amphiura. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

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.