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: 18122

genus valid

Genus Feraxotheca Millay, T.N. Taylor Amer. J. Bot., 64(2): 179. 28 Feb 1977

genus valid

Genus Bensoniotheca Mickle, G.W. Rothwell Taxon, 28(5-6): 591. 1 Nov 1979

genus unavailable

Genus Heterotheca M.J. Benson Bot. Gaz., 74(2): 122. 16 Oct 1922

genus valid

Genus Vallitheca G.K. Mapes, Schabil. Amer. J. Bot., 68(9): 1232. 27 Oct 1981

genus valid

Genus Stewartiotheca D.A. Eggert, G.W. Rothwell Amer. J. Bot., 66(7): 854. 17 Aug 1979

genus valid

Genus Rhetinotheca Leisman, J.S. Peters Amer. J. Bot., 57(7): 871. 27 Aug 1970

genus valid

Genus Sullitheca Stidd, Leisman, T.L. Phillips Amer. J. Bot., 64(8): 999. 4 Oct 1977

genus valid

Genus Parasporotheca R.L. Dennis, D.A. Eggert Bot. Gaz., 139(1): 118. Mar 1978

genus valid

Genus Halletheca T.N. Taylor Amer. J. Bot., 58(4): 300. 21 Apr 1971

genus unavailable

Genus Psygmophyllopsis Durante Repts. Sci. Exped. NW Prov. China Hedin, (55): 25. 1992