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Total: 165

genus valid

Genus Uralosperma Zalessky Probl. Paleontol., 5: 372. 17 Oct 1939

genus valid

Genus Viatcheslavia Zalessky Probl. Paleontol., 1: 240. 3 Jun 1936

genus valid

Genus Volnovakhia Zalessky Izv. Akad. Nauk S.S.S.R., Ser. 7, Otdel. Matem. Estestv. Nauk, 1931, (4): 582. Jun 1931

genus unavailable

Genus Xiphophyllum Zalessky Trudy Geol. Komit., 176: 35, 52. 14 Mar 1927

genus valid

Genus Xiphophyllum Zalessky in Zalessky, Tschirk. Fl. Perm. Oural Petch. Païkhoî 46. 23 Oct 1937