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Author - title
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Year
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| details | Purbeckian | USSR | Bolkhovitina,N.A. Fossil and contemporaneous spores of the Family Schizaeaceae. | 1961 | |
| details | Nd | Mongolian Republic | Bolkhovitina,N.A. Fossil and contemporaneous spores of the Family Schizaeaceae. | 1961 | |
| details | Late Cretaceous | USSR(Kazakh SSR) | Bolkhovitina,N.A. Fossil and contemporaneous spores of the Family Schizaeaceae. | 1961 |