conodonts

常見例句

The conodonts studied in this paper were collected from the black shales ofthe Llanvirnian Upper Ningguo Formation.
本文研究了江西武寧奧陶系寧國組上部黑色頁巖中的牙形刺。
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Unpublished Ph.D thesis of Peking University.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.;魯西地區(qū)晚寒武世牙形石
According to the conodont and fusulinid fossils,their ages are determined to be Devonian-Permian.
根據(jù)所含化石確定地層形成時代為泥盆紀至二疊紀。
Yanghugon Formation is first identified and the fossils of fusulinides and conodonts are newly discovered in the studied area.
在該區(qū)石炭系首次劃分出羊虎溝組,并新發(fā)現(xiàn)了蜓類和牙形類化石。
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.;中國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.
微體古生物學家安太庠和李河榮分別為中國和韓國的牙形學及其生物地層學研究做出了重要貢獻。