CONTENTS. ¥ 
NUMBER LXXXIII. 
F 
Art. XVII. Obituary Notices of Brown and Humboldt, Members 
of the American Academy of Arts and Sciences, - 
XVIII. On the power possessed by the Larves of various common 
Flies of consuming, without apparent injury to themselves, 
the flesh of animals which have died from the effects of 
Arsenic; by Frank H. Storer, - - - - 166 
XIX. On some Reactions of the Salts of Lime and legates and 
on the Formation of Gypsums and ae Rocks; by 
T. Srerry Hont, F.R.S., - - - - - 170 
XX. Extract from the concluding part of a Messe on the Bot- 
any of Japan, in its Relations to that of North America, 
and of other parts of the Northern hs ap aan Zone ; by 
Asa Gray, - . - - - I87 
XXI. Supplement to an ee of North Aileen Lichelis 
continued ; by Prof. Epwarp Tuckerman, A.M.,-— - - 
XXII. On the Phenomena of Gemmation; by Toomas H. Hvux- 
Ley, F.R.S., - 
XXHI. On farthasinkes in Souler aly ; by aed Putte 
Lacaita, Esq., LL.D., - - 210 
XXIV. Notes on some of the Chemical es sae of Siyehoin; : 
by T. G. Wormtey,M.D., -—° - - 216 
XXV. On the Consolidation of Lava on Steep Slopes, and on the 
Origin of the Conical Form of cape! by Sir Cuartes 
Lyset, M.A., D.C.L., F.RS., s 
XXVI. Diluvial Strize on Fragment in sis by Prof 0. N. 
STODDARD, - wad 
XXVII. Vibrations in the Waterfall at Siolpobes was by Prof 
E. 8. Sneti - - - - - 
XXVIII. alii by Prof. C. Dewey, - - - 231. 
XXIX. Description of Nine new speeies of Crinoidea fro rom the 
Subcarboniferous Roeks of Indiana and sea : = Sip- 
NEY Lyon and S. A. Cassepay, - - - 233 
XXX. Contributions to Mineralogy; by Frepx. A. Gait - 246 
XXXI. Notice of a Memoir by M. Jules Marcon, entitled “ Dyas 
and Trias or the New Red Sandstone in Europe, North 
America and India.” (In a letter from Sir Ropericx I. 
MoscHison tothe Editors.) - -- - + - «. 256 
