I Coral Measures. All that we have seen today leads me to believe that all of the strata on the west side are of the definitional Yale. Where did all of this sediment come from? It's very different from the Pennsylvanian of the Paradox area. The Orthoquids are too small to have furnished it. It therefore must have come from the north and south. Joggins July 11- Thursday. A foggy morning with rain during the night. Drove north to the Brindstone quarry and then traveled north to Joggins Mines. Near the base of it there are red shales and red sandstones and these soon give way to dark greenish and carbonaceous shales. Near the top of the first carbonaceous layers there is 3 to 4 inch band of carbonaceous limestone with unrecognizable planktonic foraminifera and ostracodes. On each side of the limestone there is from 1 to 3/4 inches of good bituminous coal. Other carbonaceous shales nearby have an abundance of the Amnicula kelli, Haiderites, Ostracodes and Spirinthis. All of these kids are regularly bedded and appear to be...