318 Miscellaneous Intelligence. 
Observations on the diurnal variation in the humidity of the air, H. Hamprre. 
On the increase of index of refraction accompanying change of temperature, T, 
C. MENDENHALL. 
Dielectric polarization, E. R 
Essay on the molecular character én steam, 8. M. ALL 
A tide gauge for ci in cold ¢ 8, J. M. Baroms.oen 
Meteorites of Am Iowa a pete G. Hiyricus, 
On the datelbution a errors in numbers written from me mory, F. E. 
NIPHER. 
A an of a series of experiments on the refrigeration of air by expansion, P, 
H. Van der Wrypr. 
On the » combined compression and stage-forceps carrier, R. H. WARD. 
Proposed method of evolution _ J.D. Wa 
Exhibition of capillary coke, from Tra acy Ci ity, Tenn., N. T. L : 
Relative market prices of gold and Saeed and their ‘nti on er metallic 
monetary standard of the United States, E. B. Exuiorr. Prices of the bonded 
securities a the United States and the coenamnaesdiige rates of inneeetl realized to 
investors 
IL. Section of Geology and Natural History. 
n . H. Daw, 
On the origin of kames or eskers in New Hampshire, Ww. UPHAM. 
Some new points regarding the ton: ngue of Picus viridis, J. LINDAHL. 
York, pi pe »ingtiry tee stage the relations of this limestone to the Eo 
stone of Canada, J. 
‘ On emg tt in flowers, T. Muenan. On graft 
ages e group of Buffalo, R. Grote and W. wee 
_ Suber! pti a get WO tage mia oO 
ae slight morphological value of natural rma and numerical composition, 
B.G. WiupER. Notes on the brains of fish-like rtebrates ; myxinoids, a“ 
and skates, chimera teleosts, i on the Ni owt American ibe 
e origin and mode of torMation of the Great Lakes, J. S. News 
The raletions of the rocks of Ohio to those of Pennsylvania and i New "York, id. 
Principal characters of American i apres odie . MARSH. 
tg ie on the pitchstones of Arran 
Sycotypus — iculatus Linn F. . praia 
A brief ee rg of the butte tterfly faunas of Europe a and eastern North 
America, with hin peeinoniine the inion: of the eee: S. H. rica na 
On the reciprocal relations of certain n genera of articulated brachiopods, 
New facts relating to Eozoén a e, J. W. Daw ae 
On the siphon of Endoceras genus of ‘chambered. sli, A. Wine 
ariation in color in animals, 8S. W. GARMAN. AMAN. 
Description of new fungus on the leaves of we pear tree, W. rie ees 
The edible ‘crab of Marvland, Callinectes hastatus (Ordway), P. on 
Phyllotaxis of cones, W. J. Bran. Can the Thos see? id. ron 
— the apple blossoms, id, Sensitive stigma i 
ow 
riieicel soca oa ue emmy worm (Lenonete puncta, Haw. aah Ae No 
A Roar note on Menopoma Alieghanionbie: of Harlan, A. R. 
Am Hieco : rigin of mineral veins , CO. WHITTLESEY 
sate ement to the glacial theory, W. C. KERR. and 
Evidences in Boone 1 ened of lai or ice deposits of two dent 
Widely distant-pe periods, G. § 
