本文对深海硅质岩系中这一界线地层牙形石动物群特征进行了简要的描述。
We also concisely described the characteristics of the conodont fauna through the boundary strata.
主要的生物化石发育于台地相灰岩中，包括蜓类、牙形石等个体较大化石；
Main oryctocoenose preserved in limestone of platform facies includes various types of large bodies, such as Schwagerina subnathorsti(Lee), S. sp.
对这4个阶段的牙形石动物群和华北、华南同期牙形石动物群进行了详细的对比。
In this paper, a detailed comparison is made between the four phases in the Tarim Basin and the corresponding faunas in South China and North China.
通过牙形石生物相分析，推断温古尔地区中二叠世早期可能为盆地相较深水沉积环境。
Based on an analysis of the conodont biofacies, it is inferred that there was probably a deep-sea basin facies sedimentary environment in the Wenguer area during the early Middle Permian.
对江西省信丰县铁石口剖面晚二叠世长兴阶至铁石口阶下部的牙形石动物群有了新的认识。
A detailed research has been worked on the Late Upper Permian conodont fauna of Tieshikou section in Xinfeng area, Jiangxi Province.
英国古生物学家们通过牙形石动物的软体解剖学研究，发现眼睛、脊索、神经索、肌肉组织、尾鳍等软组织；
The soft anatomy of conodont shows some soft tissues including eyes, notochord, nerve cord, myomeres and caudal fin.
然而，这些结论是通过对高度进化的真牙形石属的研究获得的；它们在多大程度上代表了原始真牙形石还存在疑问。
However, this conclusion was based on the evidence from some highly derived euconodont taxa; the degree of their plesimophic to basal euconodonts still remains in question.
然而，这些结论是通过对高度进化的真牙形石属的研究获得的；它们在多大程度上代表了原始真牙形石还存在疑问。
However, this conclusion was based on the evidence from some highly derived euconodont taxa; the degree of their plesimophic to basal euconodonts still remains in question.
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