The INTERNATIONAL FOSSIL PLANT NAMES INDEX
Global registry of scientific names of fossil organisms covered by the International Code of Nomenclature for Algae, Fungi, and Plants and the International Code of Zoological Nomenclature © 2014-2025

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Total: 70792

species valid

Sigillaria bella (Zalessky) Jongm. Foss. Cat., Pars Pl., (18): 726. 20 Jul 1932

species valid

Helenia bakhassuensis Zalessky Izv. Akad. Nauk S.S.S.R., Ser. 7, Otdel. Matem. Estestv. Nauk, 1931, (4): 562. Jun 1931

species valid

Sigillaria bakhassuensis (Zalessky) Jongm. Foss. Cat., Pars Pl., (18): 725. 20 Jul 1932

species unavailable

Sigillaria approximata (Zalessky) Jongm. Foss. Cat., Pars Pl., (18): 723. 20 Jul 1932

species valid

Heleniella bellula Zalessky Izv. Akad. Nauk S.S.S.R., Ser. 7, Otdel. Matem. Estestv. Nauk, 1931, (4): 584. Jun 1931

species unavailable

Heleniella bellula Zalessky Izv. Akad. Nauk S.S.S.R., Ser. 7, Otdel. Fiz.-Matem. Nauk, 1930, (7): 663. Sep 1930

species valid

Heleniella strivelensis (Kidst.) Zalessky Izv. Akad. Nauk S.S.S.R., Ser. 7, Otdel. Matem. Estestv. Nauk, 1931, (4): 584. Jun 1931

species valid

Sigillaria strivelensis Kidst.

species valid

Heleniella youngiana (Kidst.) Zalessky Izv. Akad. Nauk S.S.S.R., Ser. 7, Otdel. Matem. Estestv. Nauk, 1931, (4): 584. Jun 1931

species valid

Sigillaria youngiana Kidst.