brittlestar vs Ground Lackey

Amphiura chiajei compared with Malacosoma castrensis

Key Differences

• brittlestar is Least Concern while Ground Lackey is Vulnerable.

Taxonomic Classification

Rank	brittlestar	Ground Lackey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Arthropoda (Arthropods)
Class	Ophiuroidea (Ophiuroidea)	Insecta (Insects)
Order	Amphilepidida (Amphilepidida)	Lepidoptera (Butterflies & Moths)
Family	Amphiuridae	Lasiocampidae
Genus	Amphiura	Malacosoma
Species	Amphiura chiajei	Malacosoma castrensis

Evolutionary Relationship

brittlestar and Ground Lackey share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

Ground Lackey

VU — Vulnerable

Physical Characteristics

Attribute	brittlestar	Ground Lackey
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, Portugal, and Sweden.

Ground Lackey

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

brittlestar

The Brittlestar (Amphiura chiajei) 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.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway