132 G-EOLOGT. 



at Cote St. Pierre. Quart, Journ. Oeol. Soc. vol. xxxii. pp. 66-74, 

 pi. X. 

 Describes the section (in Ottawa) and the structure of specimens 

 proving organic nature. 2 varieties are named minor and acervulina. 



Ellis, General T. G. Report on the Connecticut River. In the 



Annual Report of the Chief of Engineers to the Secretary of War 



for the year 1875. 



The amount of discharge of the river at Hartford is given for each 



day for nearly 4 years, with notes on sediment carried, and other 



remarks of geological interest. 



Fontaine, Prof. William M. The Conglomerate Series of West Vir- 

 ginia. Amer. Journ. ser. 3, vol. xi. pp. 276-284, 374-384. 



Describes in detail the rocks underlying the Great Conglomerate of 

 the Kanawha Falls, and suggests for them the name " Sub-conglomerate '^ 

 or "Lower Carboniferous," but prefers the term "Conglomerate series." 

 Gives measured sections of the beds, from the mouth of Piney Eiver, 

 Raleigh County, of the Transition and Umbral Series at Quinnimont. 

 Two horizons have yielded plants, 27 species of which are enumerated. 

 These are of ordinary Coal Measure and Canadian Devonian types. 

 Prom the base of the series at Quinnimont some Carboniferous Lime- 

 stone invertebrate forms were obtained, two only, Productus Cora and 

 Spirifera Leidyi, being specifically identified. G. A. L. 



Resources of West Yirginia. 



Chapter on the Coalfield of West Virginia by Maury. 



Fraser, Prof. P., Jun. Report of Progress in the District of York 



and Adams Counties. Second Geological Survey of Pennsylvania. 



Pp. 196, maps and sections. 8vo. Harrishurg, Pa. 



Describes a belt of granular limestone and hydromica slates with 



limonite beds and trap rocks, giving analyses of the first three. The 



slates are unconformable to the limestones. W. H. D. 



Gilbert, Prof. G. K. On the Outlet of the Great Salt Lake. Amer. 



Journ. scr. 3, vol. xi. pp. 228, 229. 

 The overflow of the lake was probably northward, by the Columbia 

 River. 



The Colorado Plateau Province as a Field for Geological 



Study. Amer. Journ. ser. 3, vol. xii. pp. 16-24, 85-103 ; 3 figures 



in text. 

 Divided under the following heads : — i. Definition and Description 

 of the Province, ii. How the material is exposed for study, iii. The 

 material for study. Mountain building by eruption. Stratigraphy. 

 The rest is headed Part ii. ; and the subjects discussed refer to erosion, 

 viz. : — The problem of the Canons. Transportation and Comminution. 

 Transportation and Declivity. Transportation and quantity of water. 



