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- ...Li Yaozeng and Wang Xungang |year=1984 |title=A new occurrence of Permian seymouriamorphs in Xinjiang, China |url=http://www.ivpp.cas.cn/cbw/gjzdwxb/xbwzxz/200903/P0 [[Category:Seymouriamorphs]]2 KB (269 words) - 01:03, 17 May 2026