brittlestar vs

Amphiura filiformis compared with Protoperidinium subinerme

Key Differences

brittlestar is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	brittlestar
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Echinodermata (Echinoderms)	Myzozoa (Myzozoa)
Class	Ophiuroidea (Ophiuroidea)	Dinophyceae (Dinophyceae)
Order	Amphilepidida (Amphilepidida)	Peridiniales (Peridiniales)
Family	Amphiuridae	Protoperidiniaceae
Genus	Amphiura	Protoperidinium
Species	Amphiura filiformis	Protoperidinium subinerme

Conservation Status

brittlestar

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	brittlestar
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.

Habitat

Native to Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Brazil, Denmark, Norway, and Sweden.

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.

Protoperidinium subinerme is a marine heterotrophic dinoflagellate with a robust, armored cell body and relatively short spines. It inhabits coastal and neritic oceanic waters across temperate and subtropical seas globally. This predatory protist engulfs diatoms and other phytoplankton cells using pallium feeding, making it an important component of microbial food webs.