conodonts

常见例句

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Unpublished Ph.D thesis of Peking University.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]
Micropaleontological experts An and Lee from China and Korea respectively,made an important contributions to the study of conodonts and biostratigraphy for their countries.
微体古生物学家安太庠和李河荣分别为中国和韩国的牙形学及其生物地层学研究做出了重要贡献。