Zadorozhnyj 1984. [The Palaeozoic of the south east of the Western Siberian fold. A description of organic remains. Phylum Protozoa, class Sarcodina, subclass Foraminifera.] Rossiiskaya Akademiya Nauk Sibirskoe Otdelenie Trudy Instituta Geologii i Geofiziki, 568 1984: 70-113