†Strophosolidium Pyankovskii 1989

Pyankovskii 1989. [Probable conodont animals from predevonian strata from southern Tyan-Shan (western parts) and its associated fauna.] Pyanovskaya, I.A.[Biostratigraphical investigations in Uzbekistan: collected scientific papers.], Ministerstvo Geologii SSSR, Tashkent., 1989: 1-74. Chapter pagination: 54-72