Author: Mosalenko, T.A., 1970.:
Title: Konodonty Krivolutskogo yarusa (Srednii Ordovik) Sibirskoi platformy. [Trudy Inst. Geol. Geofiz., 61.]
Description: Moskva. Large 8vo. Pp. 118, many illus. on 14 pls., 2 tabs., 7 figs., bibl., index. Orig. wrs. - In Russian. "The conodonts of the Krivolutsky Stage (Middle Ordovician) of the Siberian Platform.

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