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By: Li, Yongjun - Nel, André - Shih, ChungKun - Ren, Dong, - Pang, HongType: ArticleIn: ZooKeysVolume: 261Series:Issue:Date: 2013Page Range: 41-50Publication Info: Pensoft Publishers 2013Subjects: China Euthemistidae gen. et sp. n Middle Jurassic mixture of characters Sphenophlebiidae