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: 69843

species valid

Sagenopteris elliptica Fontaine Monogr. U.S. Geol. Surv., 15(1 [Text], 2 [Atlas]): 149. Nov 1889

species valid

Sagenopteris latifolia Fontaine Monogr. U.S. Geol. Surv., 15(1 [Text], 2 [Atlas]): 148. Nov 1889

species valid

Thyrsopteris retusa Fontaine Monogr. U.S. Geol. Surv., 15(1 [Text], 2 [Atlas]): 144. Nov 1889

species valid

Thyrsopteris rhombiloba Fontaine Monogr. U.S. Geol. Surv., 15(1 [Text], 2 [Atlas]): 144. Nov 1889

species valid

Thyrsopteris squarrosa Fontaine Monogr. U.S. Geol. Surv., 15(1 [Text], 2 [Atlas]): 143. Nov 1889

species valid

Thyrsopteris sphenopteroides Fontaine Monogr. U.S. Geol. Surv., 15(1 [Text], 2 [Atlas]): 143. Nov 1889

species valid

Thyrsopteris otusiloba Fontaine Monogr. U.S. Geol. Surv., 15(1 [Text], 2 [Atlas]): 143. Nov 1889

species valid

Thyrsopteris heterophylla Fontaine Monogr. U.S. Geol. Surv., 15(1 [Text], 2 [Atlas]): 142. Nov 1889

species valid

Thyrsopteris inaequipinnata Fontaine Monogr. U.S. Geol. Surv., 15(1 [Text], 2 [Atlas]): 142. Nov 1889

species valid

Thyrsopteris nana Fontaine Monogr. U.S. Geol. Surv., 15(1 [Text], 2 [Atlas]): 141. Nov 1889