Studies on Coniopteris tatungensis of Jurassic from Western Hills of Beijing

Studies on Coniopteris tatungensis of Jurassic from Western Hills of Beijing

MA Qing-Wen, WANG Yu-Fei, CHEN Yong-Zhe, LI Cheng-Sen

Journal of Systematics and Evolution . 1998, (2): 173 -177 .