378 ANNUAL OF SCIENTIFIC DISCOVERY. 



New fossil and recent shells of the United States, description of. Acad. of Nat. Sci., 

 Vol. I., Part 3. 



North America, parallelism of the paleozoic formations of, with those of Europe. Ver- 

 neuil. Sill., Jan. and March. 



Notes on Upper California. Dana. Sill., March. 



Oregon and Upper California, physical geography of. Dana. Sill., May. 



Ores of copper, relation of trap rucks with. Jameson. April and July. 



Origin of the drift and lake and river terraces of the United States and Europe. H. D. 

 Rogers. Am. Ass., p. 239. 



Origin of dolomite. Favre. C. R., March 12. 



Paleozoic formations of North America, parallelism of, with those of Europe. Ver- 

 neuil. Sill., Jan. and March. 



Physical geography of Upper California and Oregon. Dana. Sill., May. 



Protogine of the Alps. Delesse. Ann. de C. et de P., Jan. 



Relation of trap rocks with ores of copper. Jameson. April and July. 



Reptilian footmarks near Pottsville, Penn. Lee. Philos. Soc. Proc. 



Rhine and Rhone, geological notes of the valleys of. Chambers, Jan. 



Sandstones of the Clinton group of New York, trails and tracks in. Hall. Am. Ass., 

 p. 256. 



Sea margins. Dana. Sill., Jan. and July. 

 " latest traces of, on the continents of the northern hemisphere. C. R., March 21. 



Superficial detritus of the Alps, distribution of. Murchison. Brewster, Supplement to 

 Vol. 34. 



Trend of islands and axis of subsidence in the Pacific. Dana. Am. Ass., p. 321. 



Values, economic, of American and British coals. Johnson. Am. Ass. p. 221. 



Upper California, notes on. Dana. Sill., March. 



Waters, subterranean. C. R., April 12. 



BOTANY. 



American species of the genus Potamogeton. Tuckerman. Sill., May. 



Carboniferous period, vegetation in. Hooker. Jameson, Jan. 



Chinese fibrous plant. Tchou-ma (Urtica nivea). Julien. C. R., March 26. 



Colonization, vegetable, of the British Islands. Martins. Jameson, Jan. 



Composition of grain. C. R., Feb. 5, 19. 



Contributions to the bryology and hepaticology of North America. Sullivant. Am. 

 Acad., Vol. IV., Part 1. 



Corn plants, geographical distribution of. Sidney. Ath., May 26. 



Flora Antarctica. Gray. Sill., Sept. 



Genus Potamogeton, American species of. Tuckerman. Sill., May. 



Geographical distribution of the corn plants. Sidney. Ath., May 26. 



Grain, composition of. C. R., Feb. 5, 19. ,, 



Grapes, new mode of cultivating. Persoz. Jour, de C. et de P., March and April. 



Periods of vegetation, and of the floras which have existed on the earth. Brongniart. 

 Ann. des Sci. Nat., May. 



Plantar Fendleriana? Novi Mexicans, an account of a collection of plants from New 

 Mexico, with descriptions of new species. Gray. Am. Acad., Vol. IV., Part 1. 



Plants of Wisconsin. Lapham. Am. Ass., p. 19. 



Vegetable character of Xanthidium. Agassiz. Am. Ass., p. 89. 



colonization of the British Islands. Martins. Jameson, Jan. 



Vegetation, periods of, and of the Moras which have existed on the earth. Brongniart, 

 Ann. des Sci. Nat., May. 



Vegetation in the carboniferous period. Hooker. Jameson, Jan. 



Wisconsin, plants of. Lapham. Am. Ass., p. 19. 



ZOOLOGY. 



Action of chloroform on animals. Coze. C. R., Feb. 19, April 23. 



Ascidia, embryology and new species of. Agassiz. Am. Ass., p. 157. 



Beatings of the heart. Vannier. C. R., Feb. 19. 



Birds, description of new species of. Cassin. Acad. of Nat. Sci., Vol. I., Part 3. 



" observed in Upper California, remarks on, with a description of new species. 

 Gambel. Acad. of Nat. Sci., Vol. I., Part 3. 



Boring of marine animals. Bate. Ath., Sept. 22. 



Carapace and plastron of the Cheloniau reptiles, development and homologies of. Owen. 

 Phil. Trans.. Part 1. 



Cartilages, articular, intimate structure and history of. Leidy. Amer. Jour, of Med. 

 Sci., April. 



Cells, morphology of. and analogy to that of the ovum. Burnett. Am. Ass., p. 261. 



