Hydractinia sp.

Material examined. ANT XV/3: 48-34, few polyps, on O. terranovae; ANT XVII /3: 111-9, few polyps, on Z. parvula; ANT XXI /2: PS65/251, few polyps, on S. lobata.

Remarks. The scarce and non-reproductive state of the material examined prevent us from attributing a specific epithet.

Ecology and distribution. Material collected at depths from 62 to 146 m, in the vicinity of Cape Norvegia.