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Total: 3

genus valid

Genus Papaverites P.A. Friedrich Abh. Geol. Spezialkarte Preussen Thüring. Staaten, 1883, 4(3): 297. 14 Feb 1884

genus valid

Genus Proteophyllum P.A. Friedrich Abh. Geol. Spezialkarte Preussen Thüring. Staaten, 1883, 4(3): 335. 14 Feb 1884

genus valid

Genus Zygosporites Will. ex P.A. Friedrich Neues Jahrb. Mineral. Geol., 1881, 1((Referate)): 311. 1881