摘要
描述了发现于内蒙古海拉尔地区扎赉诺尔盆地下白垩统伊敏组的两个真蕨植物新种Athyrium hulunianum Chen,Ren et Deng(sp.nov.)和A.hailaerianum Deng et Chen(sp.nov.),并讨论了其分类位置。
Mainly based on the characters of the fertile segments, two new species of the Early Cretaceous ferns .Athyrium hulunianum Chen, Ren et Deng (sp. nov. )and A. hailaerianum Deng et Chen (sp. nov.) have been nominated from the Yimin Formation, Zhalainuoer, Nei Monggol.
关键词
早白垩世
植物化石
蕨类植物
Early Cretaceous
Plant fossil
Athyrium Roth