a Sand Martin flea vs brittlestar

Ceratophyllus styx compared with Amphiura filiformis

Key Differences

• a Sand Martin flea is Not Evaluated while brittlestar is Least Concern.

Taxonomic Classification

Rank	a Sand Martin flea	brittlestar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Echinodermata (Echinoderms)
Class	Insecta (Insects)	Ophiuroidea (Ophiuroidea)
Order	Siphonaptera (Siphonaptera)	Amphilepidida (Amphilepidida)
Family	Ceratophyllidae	Amphiuridae
Genus	Ceratophyllus	Amphiura
Species	Ceratophyllus styx	Amphiura filiformis

Evolutionary Relationship

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

Conservation Status

a Sand Martin flea

NE — Not Evaluated

brittlestar

LC — Least Concern

Physical Characteristics

Attribute	a Sand Martin flea	brittlestar
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

a Sand Martin flea

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

a Sand Martin flea

A sand martin flea (Ceratophyllus styx) is a species in the genus Ceratophyllus. Typically found in virtually all terrestrial and freshwater habitats.

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