[Systematics of the order Hemigordiopsida.] [Fundamental contemporary micropalaeontology. Systematic, biocenotic and evolutionary aspects. Abstracts and short papers from the 11th All-Union Micropaleontological Congress. Moscow, 4-8 September 1990.], Geologicheskii Institut AN SSSR, Moskva, 1990: 1-154. Chapter pagination: 107-108. 108 [Zoological Record Volume 131]