618 



CATALOGUE AND INDEX OP 



[BULL, 127. 



Massachusetts — Continued. 



1861. General report on geology of 



Maine, Hitchcock, C. H. 



Some points in American geology, 

 Hunt, T. S. 



Notes on Primordial and Taconic, 

 Marcou, J. 



Age of Eoxbury conglomerate, 

 Bouvd, .Jackson. 



Paradoxides from Braintree, etc., 

 Marcou, J. 



Report on geology of Vermont, 

 Hitchcock, E., Hitchcock, E., 

 Jr., Hager, and Hitchcock, C.H. 



Synchronism of coal of New 

 England, Hitchcock, C. H. 



Conversion of certain conglomer- 

 ates into schists and gneiss, 

 Hitchcock, E. 



Texture of Eoxbury conglomer- 

 ate, Bouv€. 



Sur la fauue primordiale en Am6- 

 rique, Barrande. 



Taconic system of Emmons, 

 Hunt, T. S. 



Barrande on primordial of Amer- 

 ican and Taconic of Emmons, 

 Hunt, T. S. 



Subpeat deposits of Diatomacea, 

 Edwards. 



Geology of Aquidneck, Hitch- 

 cook, C. H. 



Notes on sections, Hitchcock, C. 

 H. 



Elevation and depression inNorth 

 America, Gesner. 



1862 . Geology of Man cheater and Lynn- 



field, Mudge. 



Salt marsh formations of Lynn, 

 Mudge. 



Eemarks on Taconic system, Ste- 

 vens. 



Marcou on Taconic of Vermont 

 and Canada. T. 



Geology of Marblehead, Gregory. 



Bowlders near Groveland, Mudge. 



Note on Taconic system of Em- 

 mons, Hunt, T. S. 



1864. Remarks on Gloucester coast 

 region, Gregory. 



Eolations of vegetation to geol- 

 ogy at Marblehead, Gregory. 



Local geology of Topslield, Mac- 

 kenzie. 



Massachusetts— Continued. 



1864. Emery in Chester, Jackson, C. T. 

 Gravel pits at Topsfield, Todd, T. 

 Eemarks on Middleton, Gregory. 

 Powow Hill, Gregory. 



1865. Metamorphic action in conglom- 



erate, Jackson, C. T. 

 Eocene lignite formation of 



United States, Conrad. 

 Altered conglomerate near Hing- 



ham, BouviS. 



1866. Geology of Audover, Hitchcock, 



C.H. 

 Map of Canada and part of United 



States, Logan and Hall. 

 Glacial period in North America, 



Belt. 

 Emery of Chester, Smith, J. L. 

 Formation of excavated lake 



basins of New England, Shaler. 

 Glaciation at Eockville, Barden. 

 Buried pine swamp at Newbury- 



port, Perkins. 

 Eolations between vegetation 



and geology in western Massa- 

 chusetts, Niles. 

 Emery in Chester, Jackson, C. T. 



1867. Development of coast features 



Agassiz, L. 

 Fresh-water glacial drift of the 



Northwest, Whittlesey. 

 Imprints in New Eed of South 



Hadley, Shepard. 

 Glacial movements in valley of 



St. Lawrence, Whittlesey. 

 Elementary geology, Hitchcock, 



E. 



1868. Occurrences of irou in masses, 



Whittlesey. 



On some glacial beds with fos- 

 sils at Gloucester, Shaler. 



Diatomaceous mud at Cohasset, 

 Stodder. 



1869. Distribution of drift, Hyatt. 

 Concentric structure of granite 



rocks, Shaler. 



Eecent shell at great depth below 

 Fort Warren, Niles. 



Analyses of petrosilex from Mel- 

 rose, Jackson, C. T. 



1870. Geology of North America, Hunt, 



T.S. 



Laurentian of eastern Massachu- 

 setts, Hunt, T. S. 



Norite or labradorite rock. Hunt, 

 T.S. 



