1869.] 5 [Annual Report. 



Hoy, Dr. G. R. On the nidification of Cooper's Hawk. April 7, 

 1869. 

 Notes on the Rough-winged Swallow and the Yellow-bellied Fly- 

 catcher. April 21, 1S69. 



Hyatt, A. Remarks upon Mr. Shaler's Considerations concerning 

 the absence of distinct evidences of glacial action in the valley 

 of the Yukon River, Alaska. November 4, 1868. 

 On the gradual involution of Cephalopods during life. December 



2, 1868. 



Jackson, Dr. C. T. Analysis of Petrosilex from Melrose. June 



3, 1868. 



Description of the beds of Apatite in North Burgess, Canada West. 

 June 17, 1868. 



Description of a new locality for tin ore in Winslow, Me. Jan- 

 uary 20, 1869. 



Jeffries, Dr. B. Joy. Remarks upon the discovery and structure 



of Euplectella speciosa. May 6, 1868. 

 Remarks upon the projection of after-pictures. June 3, 1868. 

 Upon the principle of the Thaumatrope. July 1, 1868. 

 Observations on the vision of Fishes and Amphibians. December 16, 



1868. 

 Remarks upon experiments with after-images. February 17, 1869. 

 On the method of accommodation in the eyes of birds. April 21, 



1869. 



McGuier, Henry. On the evidences of the antiquity of man, de- 

 duced from the excavations at High Rock Spring, Saratoga, 

 N. Y. April 21, 1869. 



Mann, B. P. On the preservation of larvae in carbolic acid. No- 

 vember 25, 1868. 



Mann, Horace. Notes on Alsinidendron, Platydesma and Brig- 

 hamia, new genera of Hawaiian Plants; with an analysis of the 

 Hawaiian Flora. (With illustrations.) December 2, 1868. 



Marsh, O. C. Observations on the metamorphosis of Siredon into 

 Amblystoma. September 16, 1868. 



