INDEX. 



399 



Food, on the value of different kinds of prepared vegetable, 109. 



arrowroot, 116. 



corn-starch, 112, 113. 



farina, 123. 



maccaroni, 121. 



prepared potato, 122. 



rice flour, 120. 



sago, 117. 



tapioca, 114. 



wheat-starch, 119. 

 Footprints of birds, 193. 

 Force, on the measure of, 91. 

 Fossil bones, 109. 

 Fossil bones of birds, 9. 

 Fossil fruits and seeds, 3. 

 Fossils, new species of, 204. 

 Fusel-oil compound, 11. 



G. 



Gauss, C. F., decease of, 195. 



Gentianacese, on the placentation of, 258. 



Giants,, 325. 



Gold, at Bridgewater, Vt., 162. 



Gould, A. A. On fossil bones, 109. Ejection of living animals from 

 the human stomach, 253. 



Gould, B. A., Jr. On personal equation, 47. On error in transit 

 observations, 48. Misapplication of remarks on record at a previ- 

 ous meeting, 131. Elements of the fourth comet of 1854, 167. 



Gray, Asa. On Trichomanes, 34. Characters of some new genera 

 of plants collected in the exploring expedition under Captain Wilkes, 

 48, 127. Spongilla, 90. California Coniferous tree, 94. Charac- 

 ters of some new genera and species of plants in a collection, made 

 chiefly in New Mexico, Southwest California, and Sonora, by George 

 Thurber, 159. Note on the characters and affinities of Vavsea, 166. 

 Placentation of certain Gentianaceae, 258. 



Gutta percha, on rendering it elastic, 88, 



