On new genera Harpagonchus and Harpagonchoides (Nematoda, Chromadorida, Harpagonchidae, fam.n.) living on the parapodia and gills of the Antarctic polychaetes Aglaophamus Kinberg and Hemipodus Quatrifages. Issledovaniya Fauny Morei, 19 1972: 81-87. 84 [Zoological Record Volume 109]