30 



NEW YORK STATE MUSEUM 



Niagara. Region near Niagara river, Grabau (30); Clinton 

 other boundaries by Gilbert and Sarle. 



Oneida. Hall (31), corrected in towns of Augusta, Marshall 

 and Paris by Clarke, in Kirkland by Smyth, and in Paris, Kirk- 

 land and Vernon by Eckel; below top of Niagara by Sarle and 

 White (82, 83). 



Onondaga. Luther (64), corrected as to Helderberg and Salina 

 by Clarke; Tully resurveyed by Luther. 



Ontario. Clarke (1, 2), corrected by Clarke; Tully by Luther. 

 Boundaries in towns of Seneca, Phelps and city of Geneva by 

 Merrill after well records. 



Orange. Schunemunk area of Paleozoic rocks by .Darton; 

 east and south of that area by Eckel; west and north of the 

 Schunemunk area, Ries (70-78); Deer Park, Prosser (67). 



Orleans. Hall (31), adjusted to topography. 



Oswego. Sarle. 



Otsego. Hall (31) below Hamilton; above base of Hamilton, 

 Prosser (67); corrected in towns of Laurens and New Lisbon by 

 Clarke. 



Putnam. Southern parts of Phillipstown and Putnam Valley, 

 Merrill (65); Patterson, East Kent and southern Southeast by 

 Merrill; limestones between Anthony's Xose and Cold Spring 

 and in valleys of Sprout brook and Canopus creek by Xewland; 

 remainder of the county from reconnaissance by Hill. 



Queens. Crystalline rocks, Merrill (65) ; Pleistocene by Wood- 

 worth. 



Rensselaer. Rensselaer grit plateau and vicinity, Dale (21) ; 

 portions of the southeast part, Dana (25) ; remainder, Walcott 

 (80). 



Richmond. Pre-Pleistocene by Hollick; Pleistocene by Wood- 

 worth. 



Rockland. Triassic, Kurumel (61); pre-Cambrian and Paleo- 

 zoic boundaries in town of Stony Point, Merrill; towns of Rani- 

 apo and Haverstraw by Eckel; eruptives near Rosetown, Kemp 

 (32). 



