black slug vs brittlestar

Milax nigricans compared with Amphiura filiformis

Key Differences

• black slug is Not Evaluated while brittlestar is Least Concern.

Taxonomic Classification

Rank	black slug	brittlestar
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Mollusca (软体动物门)	Echinodermata (棘皮动物门)
Class	Gastropoda (腹足纲)	Ophiuroidea (蛇尾纲)
Order	Stylommatophora (柄眼目)	Amphilepidida (阳遂足目)
Family	Milacidae	Amphiuridae
Genus	Milax	Amphiura
Species	Milax nigricans	Amphiura filiformis

Evolutionary Relationship

black slug and brittlestar share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

black slug

NE — Not Evaluated

brittlestar

LC — Least Concern

Physical Characteristics

Attribute	black slug	brittlestar
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

black slug

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found across Europe (8 countries).

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

black slug

The Black slug (Milax nigricans) is a species in the genus Milax. Typically found in terrestrial and aquatic habitats including forests and freshwater.

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.