Valkov & Karlova 1984. [Fauna from transitional Vendian-Cambrian layers of Lower River Gonam.] Khomentovskij, V.V.; Shenfil, V.Yu.; Yakshin, M.S.[Eds]. [Stratigraphy of the Late Precambrian and Early Palaeozoic. Central Siberia.], Institute of Geology & Geophysics, Acad. Sci. USSR, Novosibirsk, 1984: 117-132. Chapter pagination: 12-41