豫西荥阳陆相二叠纪—三叠纪之交的微生物成因构造(MISS)及其地质意义

郑伟¹, 齐永安^1*,^*, 张忠慧², 邢智峰¹

Characteristic and Geological Significance of Microbially Induced Sedimentary Structures(MISS) in Terrestrial P-T Boundary in Xingyang, Western He’nan Province

Zheng Wei¹, Qi Yongan^1,^*, Zhang Zhonghui², Xing Zhifeng¹

豫西荥阳地区陆相二叠纪—三叠纪之交的微生物成因构造 (a)灰白色小瘤状突起;(b)灰白色小瘤状突起与似圆块疙瘩状突起共生;(c)暗紫红色瘤状突起;(d)隆脊构造;(e~f)变余波痕;(g)纺锤状脱水裂痕;(h)多边形脱水裂痕