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: 70390

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

species valid

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

species valid

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

species valid

Hystrichosphaeridium zonale Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 55. 16 Jul 1959

species valid

Hystrichosphaeridium rigens Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 55. 16 Jul 1959

species valid

Hystrichosphaeridium cognitum Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 54. 16 Jul 1959

species valid

Hystrichosphaeridium conspicuum Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 54. 16 Jul 1959

species valid

Hystrichosphaeridium inconspicuum Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 54. 16 Jul 1959

species valid

Hystrichosphaeridium bimarginatum Timofeev Trudy Vsesoyuzn. Neft. Nauchno-Issl. Geol.-Razved. Inst., N. S., (129): 54. 16 Jul 1959