From editor or global species database
Type locality Northeast Atlantic Ocean, France, Brittany, Trezen ar Skoden, submerged dune near Roscoff. west Île de Batz (geocoordinates not provided, estimated with gazetteer to be approximately lat. 48.755º, long. -04.094º). [details]
Type material Gidholm (1962: 255) stated that the holotype was deposited at the MNHN (Paris), but it is not referred in the catalogue of "Types of polychaetous annelids at the Muséum national d'Histoire naturelle, Paris", by Solís-Weiss et al. (2004). [details]