

470 



GENERAL INDEX. 



Goldsmith, E., Trautwinite, a New 

 Mineral, 9 ; The composition of 

 Trautwinite, 348 ; Analysis of 

 Chromite from Monterey County, 

 Cal., 3G5; Stibiaferrite, a New 

 Mineral from Santa Clara, Co., 

 Cal., 366. 



Guckert, F., Announcement of death 

 of, 372. 



Hasslor, F. A., On the Vitality of 



Littorina muricata, 284. 

 Hoopes, B. A., Description of a New 



Variety of Buteo, 207, 238. 



Kcenig, Geo. A., On the Forms of 

 Artificial Oxide of Zinc, 12 ; On a 

 Boiler Incrustation from New Jer- 

 sey, 13. 



Lea, I., Description of Fifty-two spe- 

 cies of UuionidfE, 350 ; Description 

 of Seven new species of Unionidse 

 of the United States, 372, 422 ; On 

 Three species of Unionidse of the 

 United States, 417, 424. 



Le Conte, J. L., Statement regarding 

 a Collection of Coleoptera, 100 ; 

 Remarks on the death of Friedrich 

 Ernest Melsheimer, M.D., 257; 

 The Pterostichi of the United 

 States, 302 ; Synonymical Remarks 

 upon North American Coleoptera, 

 321. 



Leidy, Jos., Notice of Fossil Verte- 

 brates from the Miocene of Vir- 

 ginia, 1.") ; Notice of Remains of 

 Fishes in the Bridger Tertiary For- 

 mation of Wyoming, 97 ; Remarks 

 on the Occurrence of an Extinct 

 Hog in America, 207 ; On Iron Py- 

 rites in Coal, 257 ; On a Specimen 

 of Mus rattus, 257 ; On Dufreynite, 

 257 ; Remarks on Extinct Mammals 

 from California, 259; Fungus Pa- 

 rasite on a Mouse, 260 ; On Distoma 

 liepaticum, 364 ; On Lingula in a 

 Fish of the Susquehanna, 415 ; 

 Remarks on Fossil Elephant Teeth, 

 416 ; On Circulatory Movement in 

 Vaucheria, 420. 



Median, Thos., Remarks on the Fer- 

 tilization of Flowers, 15; On the 

 ]\Iorphology of the Apple, 99 ; On 

 the Nature of Vegetable Hairs, and 

 on the Flowers of Viola and Impa- 



tiens, 100 ; On Change of Structure 

 in Orchids, 205 ; Double Flowers in 

 Epiga^a repens, 276 ; Influence of 

 Cohesion on Change of Characters 

 in Orchidea>, 276 ; Movements in 

 Stigmatic Lobes, 277 ; Liliura 

 Washingtonianum, 279 ; Fertiliza- 

 tion of Pedicularis canadensis, 287; 

 Laws of Sex in Juglaus nigra, 290 ; 

 Sex in Rhus cotinus, 300 ; Excep- 

 tional Conditions in the Vegetation 

 of Forest Seed, 350, 369 ; Obituary 

 Notice of Elias Durand, 355 ; Law 

 of Seed Genniuation in Swamp 

 Plants, 363 ; Fertilization of Yucca, 

 414; Note on a Fungoid Root Pa- 

 rasite, 414; On the Expansion of 

 the Coma in Asclepiadaceae, 415. 

 Moss, T. F., Announcement of death 

 of, 366. 



Newberry, J. S., Notes on the Genus 

 Couchiopsis, 425. 



Officers for 1874, 436. 



Proceedings of 

 Section," 284. 



the Conchological 



Report of Recording Secretary, 427. 



Report of Librarian, 428. 



Report of the Curators, 429. 



Report of Recorder of Biological and 

 Microscopical Department, 432. 



Report of Conservator of Concholo- 

 gical Section, 434. 



Smith, A. H., On Talinum teretifo- 

 lium, 363. 



Stearns, R. E. C, Descriptions of new 

 species of Shells from tlie West 

 Coast of Florida, 301, 344. 



Thomas, Cyrus, Descriptions of new 

 species of Orthoptera, collected in 

 Nevada, Utah, and Arizona, by 

 the Expedition under Lieut. George 

 M. AVheeler, 279, 295. 



Torrey, John, Resolutions on the 

 death of, 206. 



Tryou, Geo. W., Jr., On a Collection 

 of Shells from Utah, 285. 



Warner, John, Announcement of 

 death of, 301. 



Worrall, Jas., Letter on the Intro- 

 duction of California Salmon, 258. 



