Fedorova-Shakhmundes, 1976
From dinoflaj2
Fedorova-Shakhmundes, V.A., 1976: Neodiacromorphitae - novaya podgruppa melovykh akritarkh. Vsesoyuznyi Neftyanoi Nauchno-Issledovatelskii Geologorazvedochnyi Institut, Leningrad (VNIGRI), Trudy, no.374, p.90-101, pl.1.