Then saw the lowest Gray Head shale on the Oaridon farm 1/2 miles south east of Snyder Farm locality, due mine feldm. About 1/4 mile south of the last place may be seen high cliffs of Middle River. At the top is the First Magnesian limestone ex- tending up 75 feet, but does appear much comes in the Callaway limestone about 75 feet thick formed by the Gray Head shale and then the St. Burlington chert. Could get no picture. Receptaculites oware came to another 40 miles east of Fulton. Mr. McLaughlin at Fulton, Mo. The former is there only inches ticks. Bryn comes it the First Ordovician bed, the shells are large. This horizon does not go much far east south of this. The Receptaculites does not attain to Fultun. The gray material of Strophodonta from the Upper Grayhead shale comes in near the way top just beneath the "Laram shale" at the top of the Oermic. Also are the numerous Strophodonta