Genus Praeconvoluta Dorjes, 1968 



Praeconvoluta karinae Dorjes, 1968. North Sea. In gravel 



and rock pools, 1-2 m. 

 Praeconvoluta minor Faubel, 1974. North sea. From beach 



sand. 

 Praeconvoluta schmidti Faube\, \977. Norway. From beach 



sand. 



Genus Proaphanostoma Dorjes, 1972 



Proaphanostoma tenuissima (Westblad, 1946). North Sea. 



30 m. 

 Proaphanostoma viridis An der Lan, 1936 = Haploposthia 



viridis. 



Genus Proconvoluta Dorjes, 1968 



Proconvoluta primitiva Dorjes, 1968. North Sea. From 

 detritus zone in shallow water. 



Genus Pseudaphanostoma Westblad, 1946 



Pseudaphonostoma brevicaudatum Dorjes, 1968. North Sea 



In muddy sand, shallow water. 

 Pseudaphanostoma pelophilum Dorjes, 1968. North Sea. 



In muddy sand, often with Zostera or Mytilus. 

 Pseudaphanostoma psammophilum Dorjes, 1968. North Sea 



In sand of the swash zone and sublittorally in unstable 



sand areas. 

 Pseudaphanostoma variabilis Westblad, 1946. North Sea. 



From clay with sand, 10-20 m. 



Genus Pseudoposthia Westblad, 1946 



Pseudoposthia macrogonopora Westblad, 1946. North Sea. 

 From clay with sand. 



FaraUy NEMERTODERMATIDAE Steinbock, 1930 



See under Order NEMERTODERMATIDA at end. 



FamUy DIOPISTHOPORIDAE Westblad, 1940 

 Genus Diopisthoporus Westblad, 1940 



Diopisthoporus brachypharyngeus Dorjes, 1968. North Sea 



From fine sand, 5-8 m. 

 Diopisthoporus longitubus Westblad, 1940. North Sea, 



Adriatic. From soft bottom to 360 m. 

 Diopisthoporus psammophilus Dorjes, 1968. North Sea. 



From fine sand, 5 m. 



FamUy HALLANGIIDAE Westblad, 1948 



Genus Hallangia Westblad, 1946 



Hallangia proporoides Westblad, 1946. European Atlantic. 

 From soft bottom to 100 m. 



FamUy HAPLOPOSTHIIDAE Westblad, 1948 



Genus Adenocauda Dorjes, 1%8 



Adenocauda helgolandica Dorjes 1968. North Sea. In fine 

 sand, 5 m. 



Genus Afronta Hyman, 1944 



*Afronta aurantiaca Hymdin, \9A\. Maine coast. Dredged in 



surface mud, 30 ft. 

 Afronta rubra Faubel, 1976. North Sea. From surf zone. 



Genus Haplogonaria Dorjes, 1%8 



Haplogonaria elegans Faubel, 1916. North Sea. From sandy 



shallows. 

 Haplogonaria glandulifera Dorjes, 1968. North Sea. In fine 



sand, 5 m. 

 Haplogonaria macrobursalia Dorjes, 1968. North Sea. 



Surface layers of coarse sediments, 2-6 m. 

 Haplogonaria minima (Westblad, 1946). North Sea, Mediter- 

 ranean. From soft bottom, 16-150 m. 

 Haplogonaria psammalia Faubd, 197A. North Sea. In beach 



sand. 

 Haplogonaria simplex Dorjes, 1968. North Sea. From 



coarse sand, 32 m. 

 Haplogonaria sinubursalia Dorjes, 1968. North Sea. 



From fine sand, 5-8 m. 

 Haplogonaria syltensis Dorjes, 1968. North Sea. From 



various sands to 15 m. 

 Haplogonaria viridis Dorjes, 1968. North Sea. From sandy 



mud, 5-8 m. 



Genus Haploposthia An der Lan, 1936 



Haploposthia brunea An der Lan, 1936. Greenland. From 

 muddy bottoms, to 180 m. 



Haploposthia monogonophora VJesMad, 1946 = Kuma mono- 

 gonophora. 



Haploposthia rubra (An der Lan, 1936). North Sea, Green- 

 land, Adriatic. From soft bottom to 180 m. 



Haploposthia rubropunctata Westblad, 1945. North Sea, 

 Adriatic. To 100 m. 



Haploposthia viridis (An der Lan, 1936) = Kuma viridis. 



Genus Kuma Marcus, 1950 



Kuma monogonophora (Westblad, 1946). North Sea. 30- 



40 m. 

 Kuma viridis (An der Lan, 1936). Greenland, North Sea, 



Adriatic. From soft bottom, 30-250 m. 



Genus Parahaplogonaria Dorjes, 1968 



Parahaplogonaria maxima Dorjes, 1968. North Sea. From 

 clay-mud in deep channel, 42 m. 



Genus Parahaploposthia Dorjes, 1968 



Parahaploposthia avesicula Dories, \96S. North Sea. In fine 

 sand, 5 m. 



60 



