摘要
首次在吉林省延边地区长财煤矿早白垩世长财组发现蕉羽蕨叶属(Nilssoniopteris)。根据其外部形态及表皮构造等特征,鉴定并描述蕉羽蕨叶4个种,即:普里纳达蕉羽蕨叶NilssoniopterisprynadaeSamylina,平轴蕉羽蕨叶(新联合)N.platyrachis(Samylina)comb. nov.,长叶蕉羽蕨叶? N.longifoliaDolu-denko?和蕉羽蕨叶(未定种)Nilssoniopterissp.。
Under cuticular study of leaf fossils collected from the Lower Cretaceous Changcai Formation in Changcai Coal Mine of Yanbian area,Jilin,NE China,Nilssoniopteris was identified for the first time. 4 species of the genus(including a new combination)are reported in this paper,containing Nilssoniopteris prynadae Samylina,N. platyrachis(Samylina)comb. nov.,N. longifolia Doludenko? and Nilssoniopteris sp.
出处
《世界地质》
CAS
CSCD
2005年第1期1-10,共10页
World Geology
基金
吉林大学创新基金资助(419070200049)
吉林大学"211"工程420010108子项目支持成果
关键词
角质层
蕉羽蕨叶
早白垩世
长财组
延边地区
cuticle
Nilssoniopteris
Lower Cretaceous
Changcai Formation
Yanbian area
