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在新疆乌恰县萨瓦亚尔顿金矿区首次发现了早泥盆世牙形刺 ,确认了 Lochkovian阶 ( An-cyrodelloidesomus)和 Emsian阶 ( Polygnathuskitabicus,P.excavatus)的存在 ,并阐述了此次发现的意义和存在的问题。
The Early Devonian conodonts were first discovered in the Sawatalon gold deposit in Wuqia County, Xinjiang, confirming the presence of the Lochkovian order (An-cyrodelloidesomus) and the Emsian order (Polygnathus kitabicus, P.excavatus) The significance of the second discovery and the existing problems.