近在淮南煤田谢桥井田主检孔736米上石盒子组17煤顶板的泥岩中找到菊石(?)化石碎片及鱼鳞化石。同时在其上地层中还发现有0.3米的燧石层,该燧石层在淮南地区同期地层中分布还较稳定,暂时尚未发现该层含有海绵骨针及其它微体化石,是否可与河南禹县二迭系上石盒子七煤组中的硅质海绵岩对比,尚待进一步工作;另在主检孔邻孔932米4煤顶板泥岩中找到舌形贝 Nearly in the Xieqiao minefield Huainan coalfield main inspection hole 736 meters on the Shihezi 17 coal roof found in ammonites (?) Fossil fragments and scale fossils. At the same time in its upper strata also found that there is 0.3 meters of chert layer, the flint layer in the same period in the distribution of Huainan area is still relatively stable, has yet to find this layer contains spongy bone needles and other micro-fossils, and Henan Yu County Second Diego Department of Stone Box seven coal seam siliceous sponge rock contrast, yet to be further work; the other in the main seizure hole 932 m 4 coal roof mudstone to find tongue shell