| 新疆准噶尔盆地洪古勒楞组的时代 |
| |
| 摘 要： | <正> 新疆准噶尔盆地西北部和布克赛尔蒙古族自治县布龙果尔,发育一套海陆交互相晚泥盆世地层,含丰富的腕足类,珊瑚,三叶虫和植物化石。这套地层,命名为洪古勒楞组(曾亚参、肖世禄1979),时代为晚泥盆世。1985年,新疆石油管理局在布龙果尔剖面的灰岩层采集了牙形刺样品,含化石层自上而下如下(岩性、厚度引自“新疆的泥盆系”): 上覆地层:下石炭统“黑山头组”?
|
Age of the Honggulelong Formation in the .Junggar Basin ol Xinjiang |
| |
| Abstract: | The Honggulelong Formation, located at Bulonggur of Mongolian Autonomous County of Hoboksar in noth western Junggar Basin, Uygur Autonomous Region of Xinjiang, yields some conodonts at its lower and upper parts, including Icriodus aliernatus,I.cornutus,Ancyrognathus bifurcatus,Polygnathus webbi.P.semicostatus, Palmatolepis miniita minuta,P.glabra prima, P.g.pcctitvata and P.quadran-unodosa inflexa.This conodont fauna clearly indicates that the Hongulelong Formation represents Lower-Middle Famennian from crepida Zone to marginifera Zone. |
| |
| Keywords: | |
| 本文献已被 CNKI 等数据库收录！ |
|
