530 



PROCEEDINGS OF THE ACADEMY OF 



[1892. 



muscle, 350. The hermaphroditism 

 and viviparity of the oysters of the 

 northwest coast of the United States, 

 351. On the cause of the greening 

 of the oyster and its presumed algous 

 endoparasites, 352. The principle of 

 the conservation of energy in biolog- 

 ical evolution : a reclamation and 

 critique, 447, 455. 



Scott, Wm. B. A review of the North 

 American Creodonta with notes on 

 some genera which have been re- 

 ferred to that Group, 290, 291. The 

 evolution of the premolar teeth in 

 the Mammals, 405. 



Sharp, Benjamin, M. D. On the 

 Hippa emerita, 327. Report of Cor- 

 responding Secretary, 488. Report of 

 Professor of Lower Invertebrata, 501. 



Skinner, Henry, M. D. Report of En- 

 tomological Section, 497. 



Skinner, Henry, M. D. and Levi W. 

 Mengel. Greenland Lepidoptera, 

 154, 156. 



Standing Committee for 1892, 9. 



Stone, Witmer. Birds collected by the 

 West Greenland Expedition, 128, 



145. Report of the Ornithological 

 Section, 503. 



Tryon, Edw. K., announcement of 

 death of, 9. 



Walker, Ernest. The autosporadic 

 seeds of Oxalis stricta, 287, 288. 



Watson, Sereno, announcement of 

 death of, and resolutions, 154. 



Willcox, Jos. A theory of the origin 

 and development of the earth and 

 heavenly bodies (no abstract), 448. 



Wingate, Harold. Report of Biologi- 

 cal and Microscopical Section, 494. 



Wistar, Isaac J. Remarks on the 

 quantity, rate of consumption and 

 probable duration of North American 

 coal and the consequences to air- 

 breathing animals of its entire con- 

 sumption, 10, 82. 



Wm. J. Vaux Collections, report of 

 Curator of, 502. 



Wright, G. Frederick. Extra Morainic 

 drift of the Susquehanna, Lehigh 

 and Delaware Valleys, 448, 469. 

 Evidences of the existence of paleo- 

 lithic man in America (no abstract), 

 448. 



