Ivanov, 1960
Description:
Body 39 mm, tentacle 11 mm long, lacking pinnules. Head lobe not demarcated. Protosoma nearly as long as the mesosoma. Bridle fused 'ventrally', forming a V, with a glandular belt immediately following.
Tube 78 x 0.23-0.25 mm.
Distribution:
Norwegian Sea and west of the Shetlands, starting at a depth of 120 m.