云南富源贵州龙动物群的发现及意义  

THE DISCOVERY AND SIGNIFICANCE OF KUEICHOUSAURUS FAUNA IN FUYUAN,YUNNAN

作　　者：蒋志文 

机构地区：[1]云南省地勘局,昆明650011

出　　处：《云南地质》2002年第2期183-191,共9页Yunnan Geology

摘　　要：云南富源雨汪发现的贵州龙动物群是我国第二次、亚洲第二例 ,填充了云南空白。产出层位属中三叠统上部法朗组下段 (Ladinian阶 ) ,距今约 2 2 5亿年。动物群内容十分丰富 ,化石保存完整 ,与阿尔卑斯山区Tessiner灰岩中的类群较接近 ,而与北美同期爬行动物相差甚远 ,表明该时段滇东The discovery of Kueichousaurus at Yuwang,Fuyuan is the 2nd time in China and the 2nd example in Asia,which has filled the gap in Yunnan.The occurrence horizon of it belongs to the lower member(Ladinian)of Falang Formation(upper part of middle Triassic),with geological age 235 Ma.BP.The content of the fauna is very abuneant and well remained.It is similar to those in the Tessinerr Limestone of Alps mountains,but very different from the contemporaneous reptile in North America.It shows at that time the Kueichousaurus fauna must belong to the Tethys biogeosphere.

关 键 词：贵州龙动物群 特提斯生物区 富源雨汪乡 云南 化石 爬行动物 中三叠统 

分 类 号：Q915.864[天文地球—古生物学与地层学]