392 



Page. 



Edwards and Haime, on coral from the Dead Sea 344 



Emmens, on oxidization of pyrite 40 



Encrinal limestone, as datum plane xx 



thickness of, at Idlewood cliff 56 



undermining of. 47 



Fault, definition of vii 



in Eighteen Mile Creek 34, 42 



on lake shore 50, 53, 55 



Fern-brook Ravine 25 



Ferric hydrate, origin of. 50 



Fish remains of Sturgeon Point 53 



Flower, Sir William, on Cetacea 329 



Fold, definition of vii 



in Eighteen Mile Creek 23 



monoclinal on lake shore 53 



Fossilizat ion 98 



Gas springs, in Eighteen Mile Creek 42 



Geikie, A., on definition of fossils 98 



Genesee shales, thickness of, on lake shore 48 



Genesee Valley, Moscow fossils of 104 



Geobiotic realm 322 



Grabau, P. L.. on old gorge of Idlewood River 4 



Graptolites as index fossils 341 



Gypsum, crystals in shales 18 



formation of 50 



Hieckel, on bionomic districts 332, 330 



Hall, James 44, 47 



on lake shore faults 51 



on thickness of Genesee slate 48 



on thickness of Marcellus shales of Western New York 67 



on thickness of Naples shales of Ontario County 9 



Halobiotic realm 322 



Haraburg-on- the-Lake 60 



Harrison's Point, shales of. 55 



Hensen, Victor, on the plankton 330 



Hinde, on Conodont bed 14 



Hyatt, A., on Cephalopods 106 



Ida shales 104 



Idlewood 3 



Jackson, R. T., on Pelecypods 106 



on Palceozoic Echini 106 



Karpinsky, on Cephalopods 106 



Lakeside Cemetery 65 



Lang, A., 353 



