 Xear the top of the fresh-water beds just described is a white sandstone, 10 to 40 feet thick, and above it in certain localities is a thin calcareous layer in which are embedded fragments of dinosaur bones, among which a caudal vertebra of Trac.hodon...  Bulletin - Page 221918Full view - About this book
 | Sidney Paige - Geology - 1911 - 718 pages
...B," Shaw's map." ) Xear the top of the fresh-water beds just described is a white sandstone, 10 to 40 feet thick, and above it in certain localities is...this horizon, in the SW. | SE. \ sec. 23, T. 41 N., R. 79 W., a dermal scute of an ancient crocodile was obtained, but no other bones were found in the... | |
 | Geological Survey (U.S.) - Geology - 1911 - 120 pages
...Shaw's map." ) Near the top of the fresh- water beds just described is a white sandstone, 10 to 40 feet thick, and above it in certain localities is...was identified. At this horizon, in the SW. \ SE. i sec. 23, T. 41 K, R. 79 W., a dermal scute of an ancient crocodile was obtained, but no other bones... | |
 | Henry Miner Eakin - Geology - 1918 - 556 pages
...1906. 2 Shaw, EW, The Glenrock coal field, Wyo. : D. 8. Geol. Survey Bull. 341, map opp. p. 154, 1900. Capping the shale and coal series is a white sandstone...Trachodon was identified. At this horizon, in the SW. J SE. | sec. 23, T. 41 N., R. 79 W., a dermal scute or skin plate of a large crocodile was obtained,... | |
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