| Trochochaetidae | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Annelida |
| Class: | Polychaeta |
| Order: | Spionida |
| Family: | Trochochaetidae |
Trochochaetidae is a family of polychaetes belonging to the order Spionida. [1]
Genera: [1]
The Polychaeta, also known as the bristle worms or polychaetes, are a paraphyletic class of annelid worms, generally marine. Each body segment has a pair of fleshy protrusions called parapodia that bear many bristles, called chaetae, which are made of chitin. More than 10,000 species are described in this class. Common representatives include the lugworm and the sandworm or clam worm Alitta.
Canalipalpata, also known as bristle-footed annelids or fan-head worms, is an order of polychaete worms, with 31 families in it including the suborder Sabellida (families Serpulidae and Sabellidae and the Alvinellidae, a family of deep-sea worms associated with hydrothermal vents.
Spionida is an order of marine polychaete worms in the infraclass Canalipalpata. Spionids are cosmopolitan and live in soft substrates in the littoral or neritic zones.
Gattyana amondseni is a scale worm described from the Arctic and North Atlantic Oceans at depths down to about 700 m.
Gattyana nutti is a scale worm known from the North Atlantic Ocean off the coast of North America at depths down to about 120 m.