''Spirobranchus lamarcki'' is a species of tube-building

annelid The annelids (), also known as the segmented worms, are animals that comprise the phylum Annelida (; ). The phylum contains over 22,000 extant species, including ragworms, earthworms, and leeches. The species exist in and have adapted to vario ...

worm which is widespread in

intertidal The intertidal zone or foreshore is the area above water level at low tide and underwater at high tide; in other words, it is the part of the littoral zone within the tidal range. This area can include several types of habitats with various sp ...

and sub-littoral zones around the United Kingdom and northern Europe. They are found attached to firm substrates, from rocks to animal shells to man made structures, and often are noted for their detrimental effect on shipping. It is closely related to, and often confused with, '' Spirobranchus triqueter''. ''Spirobranchus lamarcki'' has been the subject of a number of scientific investigations, due to its presence near sites of historic scientific study, relatively underived mode of development and slowly evolving genetic complement. Recently this organism has been the subject of in depth transcriptomic investigation. Pomatoceros lamarckii development

References

Serpulidae Animals described in 1866 Taxa named by Jean Louis Armand de Quatrefages de Bréau {{Annelid-stub