In this paper, 7 species ( new species) belonging to genera from the Zhidan Group are studied by writer. They are mainly Coniferopsida and Cyca- dopsida, but Filices and Ginkgopsida are absent.
In this paper, 7 species ( new species) belonging to genera from the Zhidan Group are studied by writer. They are mainly Coniferopsida and Cyca- dopsida, but Filices and Ginkgopsida are absent.
本文描述了鄂尔多斯盆地西南部华亭-陇县地区志丹群的7种植物化石(内有 个新种,0个未定种)。