[Silurian ostracods from the north-western Siberian platform.] Bondarev, V.I.; Lazarenko, N.P.[Eds]. [The stratigraphy and palaeontology of the Precambrian and Palaeozoic of the north of Siberia. Collection of scientific papers.], Nauchno-issledovatelskii Institut Geologii Arktiki, Leningrad, 1977: 97-122. Chapter pagination: 97-122. 116 [Zoological Record Volume 115]