Diagnosis Same diagnosis than type species (from McIntosh, 1874: 197): "It appears to be most closely allied to Eteone longa, Oersted.Head conical, with a distinct furrow on each side; and, like Malmgren's Chaetoparia, the cephalic and buccal segments seem to be united; for two short filiform tentacles proceed from the posterior part of the head; the mouth, moreover, opens in the cephalic ...