We thank Prof. Zheng Shaolin and the late Prof. Zhang Wu (Shenyang, China) for their help in the identification and classification of the present fossil wood specimens. Special appreciation is due to the three anonymous reviewers for their detailed comments and valuable suggestions that improved this paper. This study was jointly supported by the Geological Survey Programs of the China Geological Survey (Grant Nos. DD20160048-4, 12120113053900, 12120113053800 & 1212011085210), the Strategic Priority Research Program (B) of the Chinese Academy of Sciences (Grant Nos. XDB18030502 & XDB26010302), the National Natural Science Foundation of China (Grant Nos. 41790454, 41702032, 41688103 & 41302004), the State Key Laboratory of Palaeobiology and Stratigraphy (NIGPAS, CAS) (Grant No. 173124), and the Special Fund of the Liaoning Provincial Universities’ Fundamental Scientific Research Project (Grant No. LQN201718).
ZHANG Yujin, TIAN Ning, ZHU Zhipeng, WANG Yongdong, WU Xinwei, ZHANG Zhibin, ZHANG Chao, SI Qiuliang, MA Yongfei.2018. Two New Species of Protocedroxylon Gothan (Pinaceae) from the Middle Jurassic of Eastern Inner Mongolia, NE China[J]. ACTA GEOLOGICA SINICA(English edition),92(5):1685~1699
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