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Petrushevskaya 1971


Figure 110

Various Lychnocaniinae.
I) Pterocyrtidium reschetnjakae, surface layer of the sediment, Antarctic, “Obj” station 22; II) P. dogieli, surface layer of the sediment, Pacific Ocean, “Obj” station 446; III) species known as Dictyoceras xiphephorum Jørg,. Surface sediment, area of the Labrador Current, “Polyus”, station 169; IV, V) Pterocyrtidium sp., encountered by Dogiel in 1952, one and the same specimen, plankton, Bering Sea, “Vityaz” station 524.