''Aonides trifida'' is a bristle worm from the

Spionidae Spionidae is a family of marine worms within the Polychaeta. Spionids are selective deposit feeders that use their two grooved palps Pedipalps (commonly shortened to palps or palpi) are the second pair of appendages of chelicerates – a grou ...

family. ''Aonides trifida'' has a pointed head, two pairs of eyes and grows up to 100mm in length. ''Aonides trifida'' is a surface deposit feeder and bioturbator which tolerates a sediment mud content up to 80%, but has an optimum range of 0-5%.

References

Canalipalpata {{Annelid-stub