INDEX 303 



H 



Pages 



Hall and Clarke, reference to ___ 173 



Harrison ore 



Economic value ; 15 



Extent of 14,15-17 



Fossils from 16 



Locality register . 145 



Stratigraphy 14 



Table showing fossils from 139-144 



Hemizyga sp . undescribed 72, 88, 144, 260 



Herrick, C. L., reference to 185,196,212,213,226,240 



Hocking County 



Fossils from 126 



Lower Mercer member in 53-54 



McArthur member____ 125-126,150 



Holmes County 



Fossils from 79,110 



Lower Mercer member in 79,147 



Upper Mercer member in 109-110, 149 



Hustedia mormoni (Marcou) __16, 141, 192 



Hyde, Eber, reference to 54,98,147,148 



J 



Jackson County . 



Bear Run member in 26-27, 145 



Black Flint member 131-134, 150 



Boggs limestone in ^ 38 



Fossils from 16, 19, 20, 51, 52, 53, 90, 9.1, 118, 119, 121, 132, 



133, 134 



Harrison ore in 15-16, 145 



Lower Mercer limestone in 50-53, 146 



Lower Mercer ore in _ 90, 148 



McArthur limestone in 118-121, 149, 150 



Quakertown member in 24-25, 145 



Sand Block ore in 91, 148 



Sharon ore in 19-20, 145 



Upper Mercer ore in 97 



L 



Lamb, G. F., reference to 28,29,49,93,94 



Lawrence County 



Lower Mercer member in 49, 146 



McArthur limestone in 1 17-1 18 



Quakertown coal in 24 



Leda arata (Hall) 207 



Leda bellistriata Stevens 31, 36, 40, 45, 55, 59, 65, 67, 69, 71, 74, 76, 87, 



119, 123, 128, 141, 204 



Ledainflata Girty mss 18,20,141,205 



Ledameekana Mark 59,67,70,71,76,87,123,128,141,206 



Leda prolongata n. sp 40,45,55,70,87, 141,206 



Lepidodendron sp 37,45,136,137,139 



