552 



GENERAL INDEX. 



440 ; On Dialysis in Oyster Cul- 

 ture, 442 ; On Heat and Chemical 

 Action, 444. 



Gabb, W. M., On the Indian Tribes 

 of Costa Rica, 330 ; Genesis of 

 Cassidaria striata, Lam., 361 ; 

 Note on Mr. Bertboud's Paper, 

 3GG. 



Gentry, Tbos. G., Curious Anomaly 

 in History of certain Larva? of 

 Acronycta oblinita, Guenee, and 

 bints on Pbylogeny of Lepidoptera, 

 14, 24 ; On tbe Food and Nidifi- 

 cation of certain North American 

 Birds, 359. 



Gray, John Edward, Announcement 

 of death of, 124. 



Grote, A. R., On Orthosia ferrugi- 

 neoides, 328 ; On North American 

 Noctme, 412. 418. 



Hawkins, B. Waterhouse, Pelvis of 

 Hadrosaurus, 329. 



Henderson, Dr. A. A., Announce- 

 ment of death of, 124. 



Horn, G. H., Election as member of 

 the Council, 23. 



Kcenig, G. A., Notes on Mr. Ber- 

 tboud's Paper, 365. 



Lautenbacb, B. F., The Physiologi- 

 cal Action of Hemlock and its 

 Alkaloid, 367. 



Le Conte, J. L., The Geology of New 

 Mexico, 267. 



Leidy, Jos., On a Fungus in a Flam- 

 ingo, 11 ; Notes on some Parasitic 

 Worms, 14, 17; Remarks on some 

 Marine Rhizopods, 73 ; Remarks 

 on a local Fossil, etc., 120 ; Re- 

 marks on Elephant Remains, 121 ; 

 On a curious Rhizopod, 124 ; On 

 Psorosperms in a Mallard Duck, 

 125 ; On a Mouthless Fish, 125 ; 

 On Ouramceba, 126 ; On Mermis 

 acuminata, 400; Remarks on Rhi- 

 zopods, 413 ; Quercus heterophylla, 

 415. 



Lewis, Jas., Description of new spe- 

 cies of American land and fresh 

 water Shells, 334. 



Meehan, Tbos., On Increase of Power 

 in Plants to resist Cold, 18 ; Fruit- 

 ing of double Peaches, 268 ; In- 

 sectivorous Sarracenias ; The re- 

 lation of Light to Stomata, 270 ; 

 Influence of Nutrition on Form, 

 32!) ; The Drosera as an Insect 

 Catcher, 330 ; Variations in the 

 Stipular spines of Robinia Pseud- 

 acacia, 400 ; Observations on Lil- 



ies, 412 ; Natural Hybrids, Quer- 

 cus heterophylla, 437 ; Hybrid Jug- 

 lans, 439 ; Hybrids of P} r rus Sinen- 

 sis, 439 ; Quercus heterophylla, 

 465. 



Morch, O. A. L., A Descriptive Cata- 

 logue of Scalidre of the West India 

 Islands, 440, 449. 



Morrison, H. K., Notes on the Noc- 

 tuidse, with descriptions of certain 

 new T species, 14, 55 ; Notes on the 

 Noctuidre, with descriptions of cer- 



tain 



428. 



new species, No. ii., 412, 



Norris, Dr. G. W., Announcement 

 of death of, 73. 



Officers for 1876, election of, 516. 



Ogden, Jas., Description of a new 

 species of Bird of Paradise of the 

 genus Ptiloris, in tbe collection of 

 the Academy, 412, 451. 



Peirce, C. N, Remarks on Stepha- 

 noceros, 121 ; Living Organisms in 

 the Pulp Cavity of Teeth, 262. 



Report of Recording Secretary, 508. 



Report of Librarian, 505. 



Report of Curators, 508. 



Report of Recorder of Biological and 

 Microscopical Section, 514. 



Report of Recorder of Concbological 

 Section, 515. 



Ridgway, Robt., On Nisus Cooperi 

 (Bonaparte), and N. Gundlaehi 

 (Lawrence), 76, 78 ; Studies of the 

 American Falconidoe, No. ui., Mo- 

 nograph of tbe genus Micrastur, 

 359, 470 ; On tbe Buteonine sub- 

 genus Craxirex, Gould, 76, 89. 



Roberts, S. R., Compressed Peat, 

 333. 



Smith, S. P., Resignation as member, 

 12. 



Stearns, R. E. C, Descriptions of 

 new fossil Shells from the tertiary 

 of California, 440, 463. 



Whitman, W. E., Announcement of 

 death of, 360. 



Willard, D. D., Effects of Cold on 

 Iron, 19. 



Willcox, Jos., On Samarskite, 263 ; 

 On flight of Grasshoppers, 361 ; On 

 mineral localities in North Caro- 

 lina, 467. 



Williamson, I. V., Reception of 

 Library Fund from, 19. 



Wilson,, Wm. M., Resignation of, 

 271. 



Young, Chas. A., The occurrence of 

 Celestine in Blair Co., Pa., 127. 



