CONTENTS. Vii 
Geology.—On Prof. J. W. Dawson’s papers on the Coal, 290.—Thirteenth Annual Report 
of the Regents of the University of the State of New York, 292.—Geological = yg ae 
Tennessee: Kentucky: Texas: Trilobites of the Wisconsin ‘ Potsdam,’ F. H. Bra 
LEY, 294.—Chrome Garnet, T. S. Hunt, 295. 
Zoology, scagnide ae to the Natural History of the United States, by Louis Acassiz, 
Vol. 111 
5 haar saNibiada of the Sirya-Siddhanta, a Text-book of Hindu Aistroniaaiy: 298. 
_ Miscellaneous meee Intell es Sf na tcxcspn discoveries of Saurian and other fossil 
remains, in a ‘o9 . M. Wue : Uphe — ed me sea and inundation 
at Kahului an  Mitibo ia Sandwich | Islands. 301.— ooper’s reply to Gov. 
Stevens's charge of Plagiarism in vol. xxx, 302: Fu Jee ta or Cauing tubes, by Dr. 
Hrrescock : New Meteorites from Finidoatan: 302.—Results of a Scientific Mission to 
India and ay Asia, by Hermann, Adolphe and Robert de poe ert The 
tanical Society of Canada: Assinniboine and Saskatchewan Exploring Expedition < 
The American Association for the Advancement of Science, 303. 
Obituary —Major John LeConte ; Charles W. Hackley, 303. 
Book Notices.—Ritcutt’s Illustrated Catalogue of stom Apparatus: Education ; 
intellectual, moral, physical, by Hersert Spencer, 304 
= Re clde 304.— Brocheures— Agricultural Chemie, a ep Chemistry : 
ralo; “SY 306.— Zoology and Botany : Miscellaneous, 30 
308-310. 
VAS, 
NUMBER XCIII. 
2. 
Art. XXVII. The Aurora, viewed as an Electric Discharge be- 
tween the Magnetic Poles of the Earth, modified by the 
eg Bi by Benzamin V. Marsu. With two 
- 311 
iit. amare upon es Atoll of Bon, in : Monit “ 
E. T. Doan - - - 318 
XXIX. On Normal dean Whion of the Boras Bonde -corpus- 
cles, within the Retina of the Human Sit by Levi 
Revspen, M.D., —- 
XXX. Upon some Rxperiments eonnisoted with Dover Theory 
of Lustre; by Prof. O. N. Roop, of Troy. - 
XXXI. The Quaternian or Diluvian Period, considered in its re- 
lation to the present Epoch; by F. J. Picrer, 
Il.—On the Presence of Posteo Acid in —— Rioka, 
by James Scuten 
XXXII. Ninth Supploneint to Dane’s Mineralogy by Prof. 
Gro. J. Brusu, - 
XXXIV. On the conversion of certain Ciicielcnieveion into Tal- 
cose and Micaceous Schists and Gneiss, by the Elongation, 
Flattening and Metamorphosis of the Pebbles and thie Ce- 
ment; by Prof. Epwanp Hitcncock, - 
. On some Rp in American Geology ; tEREY 
