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Total: 4

species valid

Tetradium nodosum A.N. Ivanov in A.N. Ivanov, Mjagkova Trudy Gorno-Geol. Inst. Ural'sk. Fil. Akad. Nauk SSSR, (18): 18. 20 Sep 1950

species valid

Receptaculites meandriformis A.N. Ivanov in A.N. Ivanov, Mjagkova Trudy Gorno-Geol. Inst. Ural'sk. Fil. Akad. Nauk SSSR, (18): 9. 20 Sep 1950

species valid

Tetradium solum A.N. Ivanov in A.N. Ivanov, Mjagkova Trudy Gorno-Geol. Inst. Ural'sk. Fil. Akad. Nauk SSSR, (18): 21. 20 Sep 1950

species unavailable

Receptaculites meandriformis A.N. Ivanov Atlas Rukov. Form Iskop. Faun SSSR ed. 1949, 2: 73. 12 Oct 1958