贵州遵义娄山关群顶部牙形石的发现及其意义  

The Discovery of Conodont at the Top Part of Loushanguan Group in Zunyi, Guizhou and Its Significance

作　　者：陈永齐 陈有能 

机构地区：[1]贵州省地质矿产局106地质大队

出　　处：《贵州地质》1990年第4期373-377,共5页Guizhou Geology

摘　　要：本文首次报道贵州遵义县银水娄山关群(岩石地层单位)顶部的牙形石组合,计14属19种,绝大多数的地质时代均为早奥陶世早期,这对寒武—奥陶系界线地层学的研究及区域对比,具有十分重要的意义。This paper first reports conodont associations at the top part of Loushanguan Group in Ying-shui, Zunyi County, Guizhou. There are nine genera with twelve species, whose age was in the early period of Early Ordovician. The discovery is of very important significance in studying'and comparing regionally the stratigraphy in the boundary of Cambrian and Ordovician.

关 键 词：牙形石 寒武纪 奥陶纪 娄山关群 

分 类 号：Q915.641[天文地球—古生物学与地层学]