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: 70398

species valid

Trachyrytidodiacrodium involutivum Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 60. 16 Jul 1959

species unavailable

Trachydiacrodium coarctatum Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 60. 16 Jul 1959

species unavailable

Trachydiacrodium maximum Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 60. 16 Jul 1959

species unavailable

Trachydiacrodium productum Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 60. 16 Jul 1959

species valid

Hystrichosphaeridium trispinosum Eisenack Z. Geschiebeforsch. Flachlandsgeol., 14(1): 14. 1 Nov 1938

species valid

Hystrichosphaeridium stelliforme Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 57. 16 Jul 1959

species valid

Hystrichosphaeridium quadriradiatum Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 57. 16 Jul 1959

species valid

Hystrichosphaeridium rjabininii Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 56. 16 Jul 1959

species valid

Hystrichosphaeridium spinescens Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 56. 16 Jul 1959

species valid

Hystrichosphaeridium annulatum Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 56. 16 Jul 1959