260 ANNALS NEW YORK ACADEMY OF SCIENCES 



Merrill, George P. : Notes on the serpentinous rocks of Essex Co., New York, 



from Aqueduct Shaft 26, New York City, and from near Easton, Pennsyl- 

 vania. Proc. U. S. Nat. Mus., Vol. XII, pp. 595-600. 1890. 

 NivEN, William : On a new locality for Xeno time, etc., on Manhattan Island. 



Am. Jour. Sci., 3rd ser.. Vol. L, p. 75. 1895. 

 Newberry, J. S. : The geological history of New York Island and Harbor. 



Pop. Sci. Month., Vol. 13, pp. 641-660. 1878. 

 : Age of crystalline rocks of New York Island and Staten Island. 



Trans. N. Y. Acad. Sci., Vol. I, pp. 57-58. 1881-'82. 

 Newland, D. H. : The serpentines of Manhattan Island and vicinity and their 



accompanying minerals. Sch. of Mines Quart., Vol. XXII, pp. 307-317, 



399-410. 1901. 

 : Bedford pegmatite quarry. N. Y. State Mus. Bull. 102, pp. 69-70. 



1906. 

 Rice, William North: Berkshire (Hudson schist). Manual of the Geology 



of Connecticut, by William North Rice and Herbert Ernest Gregory. Conn. 



Geol. and Nat. Hist. Surv. Bull. No. 6, p. 91. 1906. 

 RiES, Heinrich : Note on rock exposure at 143rd Street and 144th Street and 



Seventh Avenue, New York City. Trans. N. Y. Acad. Sci., Vol. 10, pp. 



113-114. 1891. 

 RiGGS, R. B. : The so-called Harlem indicolite. Am. Jour. Sci., 3rd ser.. Vol. 



XXXIV, p. 406. 1887. 

 Rogers, G. S. : Original gneissoid structure in the Cortland Series. Am. Jour. 



Sci., Vol. XXXI, pp. 125-130. 1911. 

 : Geology of the Cortland Series and its emery deposits. Ann. N. Y. 



Acad. Sci., Vol. XXI, pp. 11-86. 1911. 

 Smith, J. Lawrence, and G. J. Brush : Hydrous anthophyllite from New York 



Island. Am. Jour. Sci. and Arts, Vol. XVI, p. 49. 1853. 

 Smock, John C. : A geological reconnaissance in the crystalline rock region, 



Dutchess, Putnam and Westchester counties. New York. N. Y. State Mus. 



Nat. Hist., 39th ann. rep., pp. 166-185. 1886. 

 Stevens, R. P. : Report upon the past and present history of the geology of 



New York Island. Ann. N. Y. Lyceum Nat. Hist., Vol. VIII, pp. 108^120. 



1867. 

 Van Hise, Chas. R., and Charles K. Leith : Pre-Cambrian geology of North 



America. U. S. Geol. Surv. Bull. 360, pp. 622-635. 1909. 

 Whitlock, H. p. : List of New York mineral localities. N. Y. State Mus. Bull. 



70. 1903. 

 Williams, George H. : Peridotites of the Cortlandt Series. Am. Jour. Sci., 



3rd ser., Vol. XXXI, p. 26. 1886. 

 : The norites of the "Cortlandt Series" on the Hudson River near 



Peekskill, N. Y. Am. Jour. Sci., 3rd ser., Vol. XXXIIl, pp. 135-144, 191- 



199. 1887. 

 : The contact-metamorphism produced in the adjoining mica schists and 



limestones by the massive rocks of the "Cortlandt Series" near Peekskill, 



N. Y. Am. Jour. Sci., 3rd ser., Vol. XXXVI, pp. 254-269. 1888. 

 : The gabbros and diorites of the "Cortlandt Series" on the Hudson 



River near Peekskill, N. Y. Am. Jour. Sci., 3rd ser., Vol. XXXV, pp. 438- 



449. 1888. 



