conodonts

基本解释

• 牙形化石

同根派生

• conodonts相关词

英汉例句

• The conodonts studied in this paper were collected from the black shales ofthe Llanvirnian Upper Ningguo Formation.
  本文研究了江西武宁奥陶系宁国组上部黑色页岩中的牙形刺。
• MEI Shi-long,1991.Middle and Late Cambrian conodont and trilobite biostratigraphy in Wanxian,Hebei.Unpublished Ph.D thesis of Peking University.
  武桂春;2003.;鲁西地区晚寒武世牙形石
• According to the conodont and fusulinid fossils,their ages are determined to be Devonian-Permian.
  根据所含化石确定地层形成时代为泥盆纪至二叠纪。
• Yanghugon Formation is first identified and the fossils of fusulinides and conodonts are newly discovered in the studied area.
  在该区石炭系首次划分出羊虎沟组,并新发现了蜓类和牙形类化石。
• AN Tai-xiang.The Conodonts of Early Palaeozoic Era in the southern China[M].Beijing:Beijing University Press,1987:1-238,Plate 1-35.
  [5]安太庠.;中国南部早古生代牙形石[M]

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