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, 830; Genesis of 
Cassidaria striata, Lam., 361 ; 
Note on Mr. Berthoud’s Paper, 
366. 
Gentry, Thos. G., Curious Anomaly 
in History of certain Larvae of 
Acronycta oblinita, Guenee, and 
hints on Pliylogeny of Lepidoptera, 
14, 24 ; On the Pood 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 
Noctuae, 412, 418. 
Hawkins, B. Waterhouse, Pelvis of 
Hadrosaurus, 329. 
Henderson, Dr. A. A., Announce¬ 
ment of death of, 124. 
Horn, G. H., Election a,s member of 
the Council, 23. 
Koenig, G. A., Notes on Mr. Ber¬ 
thoud’s Paper, 365. 
Lautenbach, 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 Ouramoeba, 126 ; On Mermis 
acuminata, 400; Remarks on Rhi¬ 
zopods, 413; Quercus heterophylla, 
415. 
Lewis, Jas., Description of new T spe¬ 
cies of American land and fresh 
water Shells, 334. 
Meehan, Tlios., 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, 
329; 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 Pyrus Sinen¬ 
sis, 439; Quercus heterophylla, 
465. 
Morch, O. A. L., A Descriptive Cata¬ 
logue of Scalidae of the West India 
Islands, 440, 449. 
Morrison, H. K., Notes on the Noc- 
tuidae, with descriptions of certain 
new species, 14, 55 ; Notes on the 
Noctuidae, with descriptions of cer¬ 
tain new species, No. ii., 412, 
428. 
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 the collection of 
the Academy, 412, 451. 
Peirce, C. N., Remarks on Steplia- 
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 Conchological 
Section, 515. 
Ridgway, Robt., On Nisus Cooperi 
(Bonaparte), and N. Gundlachi 
(Lawrence), 76, 78 ; Studies of the 
American Falconidae, No. iii., Mo¬ 
nograph of the genus Micrastur, 
359, 470 ; On the 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. 
