490 
Smith, S. I, cave crustaceans, 476. 
Smithsonian, pect skeen eoeiead, 329, 
Sol ar, § e Sun. 
Sound, pitch of, and its residual sensa- 
tion, Mayer, 
gs projection of Fraunhofer lines 
of, Drap 
” absorption o potassium and sodium, 
Spee seni maps of solar, 307. 
Spherometer, reflecting, 307. 
Spottiswood, W., polarization of light, 55. 
Star ‘of z 1097, duplicity of principal, 
Burnham, 
Star, re- pontelionss of double, HI. 41, 
Burnham, 457. 
ee J. 7 :, parallelism of coal beds, 
Sto s, periodicity of thunder, 408. 
eit E., earthquakes in southern Italy, 
321. 
ee paca of see we 306. 
alted 
Fitieonis of an — 139, 
pig W. §., Icones Muscorum, 
oie eae acids and sulphates, 138, 
Sun, eclipse of April 16, 406 
e er, 429, 
. ta aa aa ngley, 192. 
wallow, G. geological report, no- 
ticed, 63, 
T 
Thomson, C. W., sea-botto: 
Thiry, i action of Tight on Poe 230. 
th, composition of, 463. 
lag ae J., Gaugain’s s galvanometer, 
tent forks, laws of, 54. 
U 
Ureematin from hematin, 141. 
Venus as a luminous ering, hg cape 47. 
atmosphere of, 4 
gre of, 74, oh aac 235, New- 
comb, 3 
~~ A. ‘z, gigantic cephalopods, 123, 
Pa aes proven — 405, 477. 
dredging on the coast 
- of New England, 4 
Vibrations in organ ath Lover 
pi ing, 219. 
Vibrations, sympathetic, 141. 
Vision, binocular, Le Conte, 159. 
INDEX. 
Volhard, methyl aldehyde and formate, 
462. 
WwW 
Wagner end. "estas new isomer of amyl 
alcohol, 
Walker, F 
7 ’ 
Warren, G. K,, By valley of the Minne- 
sota, noticed z 
a w plan 
Watson, S., ‘aban int git oticed, 474. 
tiene ee results from examination 
Webe 
4 
en dem pita work, noticed. 
ea " Statistical Atlas, noticed, 
“er , specific heat of carbon, bo- 
Weith — eo a of phtha- 
lic nthraquin 
Whee, @ M. soobigiaal' mc noticed, 
Whitake r, W., record of geological liter- 
ature, ateond, 5 
White, C. A., — on Opisthoptera and 
Anomalodo 
geologi ee noticed, 226. 
pomng — of refraction of thin 
plate 
Wright, re W. , gases from meteoric iron, 
294, 459. 
Z 
Zimmermann, ye phosphite and phos- 
phorus acid, 30 
ZOOLOGY— 
Amceba, how it swallows its food, 155. 
Amphi roo 
Cave faun 
adocera, ‘evelopment of, 230. 
oe large, 32 
Cephalopods, gigantic, Verrill, 123, 177. 
Cotton worm, 232. 
Cru 
staceans of ¢ caves. aut te 476. 
powe 
nate 
New England, Vi 
Fish, Blind, of Niasanodh Cave, 409. 
Frogs, action of light on, 250 
Gammaridz ae corre 326 
In bra errill, 
Lobster, development of european,23 1. 
Rhizo’ tig 
Rhizo Letdy obs 
Station at Naples 405. 
Worms, par: , 478. 
Varieties, pu ‘oy wear out ?, Gray, 
hnciomad phenomena, 147. 
9. 
See further under GroLoey. 
