CONTENTS OF VOLUME XXII 



NUMBER LXIV. 



Page. 



Art. I. Notice of Microscopic Forms found in the soundings of 



the Sea of Kamtschatka — with a plate ; by Prof. J. W. Bailey, 1 



II. Examination of two Sugars (Panoche and Pine Sugar) from 



California ; by Samuel W. Johnson, .... 6 



III. On the Composition of the Muscles in the Animal Series ; 



by MM. Valenciennes and Fremy, .... 9 



IV. A Review of the Classification of Crustacea with reference 



to certain principles of Classification ; by James D. Dana, 14 



V. On the Mode of testing Building Materials, and an account of 



the Marble used in the Extension of the United States Cap- 

 itol ; by Professor Joseph Henry, 30 



VI. On the Occurrence of the Ores of Iron in the Azoic System ; 



by J. D. Whitney, 38 



VII. Obituary of Professor Zadock Thompson. 44 



VIII. On the Influence of the Solar Radiation ofi the Vital Powers 

 of Plants growing under different Atmospheric Conditions ; 



by J. H. Gladstone, Ph.D., F.R.S., .... 49 



IX. Reports of Explorations and Surveys to ascertain the most 

 practicable and economical route for a Railroad from the 

 Mississippi River to the Pacific Ocean, 67 



X. Five New Mineral Species ; by Prof. Charles U. Shepard, 96 



XI. Correspondence of M. Jerome Nickles — Report on the his- 

 tory of the manufacture of Artificial Soda, 99. — Manufac- 

 ture of Chinese Porcelain, 101. — Peculiar arrangement of a 

 Voltaic Battery : The natural state of Hippuric Acid, 102. — 

 Astronomical news, 103. — Equatorial Telescope : Zenith 

 Telescope : Stereoscopic experiment : Use of brine in 

 food, 104. 



