New systematics of Nonionidae. Microfauna of the USSR., ix. Problems of the systematics and description of new species, genera and subfamilies of Foraminifera and ostracods. Trudy VNIGBI 115 1958 : 117-223, figs. [In Russian.], 1961: 117-223. Chapter pagination: 117-223. [Zoological Record Volume 98]