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

Zamiostrobus emmonsii Fontaine Older Mesoz. Fl. 117. 1883.

species valid

Araucarioxylon hoppertoniae Knowlt. in Ward Rep. (Annual) U.S. Geol. Surv., 19, (2): 644. Nov 1899

species valid

Cycadeoidea wielandii Ward Rep. (Annual) U.S. Geol. Surv., 19, (2): 621. Nov 1899

species valid

Cycadeoidea nana Ward Proc. U.S. Natl. Mus., 21(1141): 227. 29 Oct 1898

species valid

Cycadeoidea excelsa Ward Proc. U.S. Natl. Mus., 21(1141): 225. 29 Oct 1898

species valid

Cycadeoidea stillwellii Ward Proc. U.S. Natl. Mus., 21(1141): 223. 29 Oct 1898

species valid

Cycadeoidea formosa Ward Proc. U.S. Natl. Mus., 21(1141): 222. 29 Oct 1898

species valid

Cycadeoidea ingens Ward Proc. U.S. Natl. Mus., 21(1141): 221. 29 Oct 1898

species valid

Cycadeoidea insolita Ward Proc. U.S. Natl. Mus., 21(1141): 214. 29 Oct 1898

species valid

Cycadeoidea occidentalis Ward Proc. U.S. Natl. Mus., 21(1141): 215. 29 Oct 1898