194 



Recent Literature. [April 



Transactions of the New York Academy of Sciences. 



Vols. I-IX (iSSi-iS'^o) have contained these communications concern- 

 ing birds (Nos. 2291-2296). 



2291. A Discovery by C. C. Trowbridge regarding the Purpose of the 

 Emargination in the Primary Wing Feathers of Certain Birds. By W- 

 C. [ = P] Trowbridge. '■Transactioris of the Nezv York Academy of Sci- 

 ences,' Vol. VII, 1887-1888, pp. 19-21. 



2292. The Mechanism of Plight in Soaring Birds. By W. P. Trow- 

 bridge, J. S. Newberry, et. al. Ibid., pp. 75-78. — Abstract. 



2293. Discussion of the Mechatiics of Bird Plight. Ibid., pp. 80-83. — 

 Abstract of discussion by various persons present at a meeting of the 

 Academy Dec. 19, 18S7. 



2294. Soaring of Birds. By J. B. Holder. Ibid., pp. 83-87. 



2295. On the Structure of Birds in relation to Plight, %vith Special 

 Reference to Recent Alleged Discoveries in the Mechanism of the Wing. 

 By J. A. Allen. Ibid., pp. 89-100. — Abstract. — See Auk. V, 418. 



2296. Geographical Variatiofis in the Horned Larks of North America. 

 By Jonathan Dwight, Jr. Ibid., Vol. IX, 1889-1890, pp. 12S-131. — 

 Abstract. 



Proceedings and Transactions of the Nova Scotian Institute of Natural 

 Science. 

 Vols. V-VIII (1879-1890) contain the following (Nos. 2297-2301). 



2297. On the Semi-annual Migration of Sea Pawl in Nova Scotia. Bv 

 J. Bernard Gilpin. '■Proceedings and Transactions of the Nova Scotian 

 Institute of Natural Science," Vol. V, pt. II, 1880, pp. 138-151. 



2298. On the Birds of Prey of Nova Scotia. By J. Bernard Gilpin. 

 Ibid., pt. Ill, 1881, pp. 255-268. 



2299. On the Winter Pood of the Partridge and on Partridge Poison- 

 ing. By J. Somers. Ibid., Vol. VI, pt. I, 1883, pp. 78-84. 



2300. Pied or Labrador Duck. By Andrew Downs. Ibid., pt. IV, 

 1886, pp. 326, 327. 



2301. Birds of Nova Scotia. By Andrew Downs. Edited by Harry 

 Piers. Ibid., Vol. VII, pt. II, pp. 142-178. — See Auk, VI, 64. 



Proceedings of the Academy of Natural Sciences of Philadelphia. 

 In the Proceedings of the Philadelphia Academy for 1879-1890 there are 

 a few papers upon birds (Nos. 2302-2306). 



2302. Remarks on Lanitis robustus (^Baird), Based Upon an Examina- 

 tion of the Type Specimen. By Leonhard Stejneger. '■Proceedings of 

 the Academy of Natural Sciences of Philadelphia,' 1885, pp. 91-96. 



2303. Notes on the Food of Birds. By C. F. Baker. Ibid , 1889, pp. 

 266-270. — Upwards of three hundred birds' stomach contents examined, 

 in Florida. 



2304. Hypoderas in the Little Blue Heron. By Joseph Leidy. Ibid., 

 1890, p. 63. — A similar parasite also in Sialia sialis. 



