%A Zheng Shao-lia and Zhang Wu %T A New Genus of Pteridiaceae from Late Jurassic, East Heilongjiang Province %0 Journal Article %D 1983 %J J Integr Plant Biol %R %P -${article.jieShuYe} %V 25 %N 4 %U {https://www.jipb.net/CN/abstract/article_24272.shtml} %8 %X A new genus of Pteridiaceae on the basis of fossil plants from the Didao Formation in Jixi coal-bearing basin of eastern Heilongjiang Province was described. According to assemblage of the fossil plants, the writers consider that the Didao Formation may be assigned to Late Jurassic in age.