(S. Rietschel, 1935–)
(Rigby, 1927–)
(Rikkinen, 1961–)
(Ringeade)
(Rink, 1819–1893)
(Ríos-Santos)
(J.-P. Rioult, 1958–)
(Rioult, 1933–)
(J.B. Risatti)
(Rischb., 1958–)
Global registry of scientific names of fossil organisms
covered by the International Code of Nomenclature for Algae, Fungi, and Plants (formerly International Code of Botanical Nomenclature) and International Code of Zoological Nomenclature
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