鱼粪化石特征对早侏罗世托阿尔期湖泊生态系统的启示:以川东大安寨段为例<sup>*</sup>

鱼粪化石特征对早侏罗世托阿尔期湖泊生态系统的启示:以川东大安寨段为例^*

周小梅¹, 金鑫^1,², 吴强旺¹, 葛禹¹, 时志强^1,²

Enlightment of fish coprolites characteristics on lake ecosystem in Early Jurassic Toarcian: taking the Da’anzhai Member in northeast Sichuan Basin as an example

Zhou Xiao-Mei¹, Jin Xin^1,², Wu Qiang-Wang¹, Ge Yu¹, Shi Zhi-Qiang^1,²

川东北大槽剖面下侏罗统自流井组大安寨段地层柱状图及野外照片