This research is supported by the National Natural Science Foundation of China (no. 40872022), the Nature Science Foundation of Beijing (no. 5082002), and Scientific Research Key Program and PHR Project of Beijing Municipal Commission of Education.
Thomas A. HEGNA, * and REN Dong.2010. Two New “Notostracans”, Chenops gen. nov. and Jeholops gen. nov. (Crustacea: Branchiopoda: ?Notostraca) from the Yixian Formation, Northeastern China[J]. ACTA GEOLOGICA SINICA(English edition),84(4):886~894
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