1514 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Damourite slate, Silurian, Pennsylvania. 



Day Point limestone, Chazyan, New 

 York. 



Dayton limestone, Clinton, Ohio. 



Decatur limestone, Lower Cayugan, 

 Tennessee and Oklahoma. 



Decew member of Lockport, Upper Ni- 

 agaran, New York, etc. 



Decker Ferry limestone, Helderbergian, 

 New York, etc. 



Decker limestone. See Decker Ferry. 



Decorah shale, Black River, Iowa, Minne- 

 sota, etc. 



Deep Creek division of San Saba series, 

 Silurian (?), Texas. 



Deepkill shale, Canadian, New York. 



Delaware stage, Niagaran (preoccupied). 

 See Hopkinton. 



Dennys formation, Silurian, Maine. 



Depauville waterlime (=Pamelia) Stones 

 River, New York. 



Detroit River series, Upper Monroan, 

 Michigan and Ontario. 



Dixon formation, Upper Niagaran, west 

 Tennessee. 



Dolgeville shale, Trenton, New York. 



Dorset limestone, Silurian (?), Vermont. 



Dubuque dolomite, Richmond, Missouri 

 and Iowa. 



Eastport formation, Silurian, Maine. 



Economy member of Eden, Ohio Valley. 



Eden shale, Lower Cincinnatian, Ohio 

 Valley, New York, etc. 



Edge wood limestone, Upper Medinan, 

 Illinois and Missouri. 



Edmunds formation, Silurian, Maine. 



Egremont limestone, Ordovician, Massa- 

 chusetts. 



Elevator sandstone included in Shako- 

 pee, Canadian, Minnesota. 



Elgin shaly limestone, (=Fort Atkinson) 

 Richmond, Iowa. 



Elizabeth formation (=Roubidoux) Ca- 

 nadian, Missouri. 



Elkhorn division, Richmond, Indiana 

 and Ohio. 



EUenberger limestone, Cambrian-Ordo- 

 vician, Texas. 



Ellis Bay formation, Richmond, Anticosti 

 Island, Quebec. 



Elmtree slates, Silurian, New Brunswick. 



El Paso limestone, Canadian, Texas and 

 New Mexico. 



Eminence chert, Ozarkian, Missouri. 



English Head formation, Richmond, 

 Anticcsd Island, Quebec. 



Eolian limestone, Cambro-Ordovician, 

 Vermont. 



Escanaba, Ordovician, Michigan. 



Essex limestone, Upper Medinan, Illi- 

 nois and Missouri. 



Estil (?) clay, Clinton, eastern Kentucky. 



Eureka quartite, Middle Ordovician, 

 Nevada and California. 



Everett schist, Ordovician, Massachu- 

 setts. 



Everton limestone, Big Buffalo series, 

 Arkansas and Missouri. 



Fairmount beds, Maysville, Ohio Valley, 

 etc. 



Fairview formation, Maysville, Ohio Val- 

 ley, etc. 



Farnham formation, Mohawkian, Quebec. 



Faulconer division of Perryville, Trenton, 

 Kentucky. 



Fernvale limestone, Richmond, Illinois, 

 Missouri, Tennessee, and Colorado. 



Fish Haven dolomite (=Fernvale), Rich- 

 mond, Utah. 



Fishkill limestone, Cambrian-Ordovician, 

 New York. 



Flades clay, Clinton, eastern Kentucky. 



Flanagan chert, Trenton, Kentucky, Ten- 

 nessee, and Virginia. 



Flat Rock dolomite, Upper Monroan, 

 Michigan. 



Folley limestone, Black River, Missouri. 



Fort Ancient division (of Waynesville), 

 Richmond, Ohio Valley. 



Fort Atkinson limestone, Richmond, 

 Iowa, and Minnesota. 



Founder group, Ordovician-Devonian, 

 New Brunswick. 



Fowler limestone (=Saluda), Richmond, 

 Kentucky. 



Frankfort shale, Cincinnatian, New York. 



Fremont limestone, Black River (Kimms- 

 wick) and Richmond, Colorado. 



Fulton shale, Eden, Ohio and Kentucky. 



Furnaceville iron-ore formation, Clinton, 

 New York. 



Fusselman limestone, Upper Niagaran, 

 Texas. 



Galena dolomite, Trenton, Upper Missis- 

 sippi Valley. 



Gamachian (Richmond), Anticosti Island, 

 Quebec. 



Gant bed, Niagaran, west Tennessee. 



