brittlestar vs Silverfish

Amphiura filiformis compared with Ctenolepisma longicaudatum

Key Differences

• brittlestar is Least Concern while Silverfish is Not Evaluated.

Taxonomic Classification

Rank	brittlestar	Silverfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Arthropoda (Arthropods)
Class	Ophiuroidea (Ophiuroidea)	Insecta (Insects)
Order	Amphilepidida (Amphilepidida)	Zygentoma (Zygentoma)
Family	Amphiuridae	Lepismatidae
Genus	Amphiura	Ctenolepisma
Species	Amphiura filiformis	Ctenolepisma longicaudatum

Evolutionary Relationship

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

Conservation Status

brittlestar

LC — Least Concern

Silverfish

NE — Not Evaluated

Physical Characteristics

Attribute	brittlestar	Silverfish
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.

Silverfish

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Africa (South Africa), Asia (Cyprus, Taiwan), Europe (11 countries), and North America (United States).

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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden