» Snowy owl, 290 
Solan elong 
Doiy um gera E975 
Index to 
Sense-organs of arthropods, 182. 
auia, p 
of Turbellarians, 1031. 
the genus, 1 
Sex, significance of o a ah 211; 
99- 
a aisia 
characte i in eee, 88. 
A. B., = et by parasitic 
Pct < ae 
ah ea 
Shufeldt, R 
ider 1024. 
ome ae of sex, a 138, 211. 
Silk-worm diseases, 482. 
wegen at a n arthropods, 182. 
Şnilodon fatalis  Leidy, 1 
Smith nursin = wil a a in the 
otal ry Deso Ð 
geo, . B., 494. 
-, Bacteria, r. 
» 354- 
so earthquake of 
re a Mosisippi, 6 7 3, 1887, 1104. 
ion, 162. 
Spain, 362 562 
Sparrow, spe 
Spelerpes penis chi Holbrook, in the vicinity 
of TTY D. C., 672. 
Spencer, Za hillocks ane boulders of decom- 
iy 
meande at Brantford, Ontario, 267. 
boulders he drift, or subaqu 
gaip ‘the drift i in Central Missouri, 917- 
š soe = e-i crust in relation to the 
I 
Spencer, W, Baldwin, 208. 
<n structure of the pineal eye in Lacer- 
‘a sport oa called to Geissen, 788. 
a, 946. 
mir 21, 41. 
eR cea £ 
i Lof as ee of, 294, 674. 
Ee irnak, 391. 
Vol. -XAL 
Araujia albens as a moth-trap, 
1149 
pen L., sea-cow (Rytina), exterminated, 
047. 
Siia 
bothrus 23. 
Stenote division, 152. ; 
ny 
wren 
Stephens, Jibs new species of Dipodom arte ams 
Derr es H., on yellow fever bacilli culture, 
Sti dium vitreum in the Connecticut, 9: 
Soniapa of the Challenger rete n Egy 393- 
Strata and thrusts, 267. 
Straw mato, 53- 
Students as collectors, 477» 
Studer, Bernard, death, 953- 
Study of 1a, 2 
of plant diseases 
Sturtevant, n L., iso of omia ne 
321, 433, ney 826, 90 
Stylodontidz, 10 
Stylonychia, soc 
Stylorhynchus, 18. 
Sumatra, 561. 
Sunflowers and Long 
Sweden, science in, 499. 
Symborodon, 1063. 
rigonocerus, 
Synagodus retusus, 1125. 
mansue! 126. 
Syncitium, 18 
Synergid, 220, 
Sy oa 485. 
Synoic cag 
ibe a co the Hymenoptera of America north 
of Mexico, 772- 
Synthesis s of saga 475- 
Systemodon, 99 
T sic ogy, 270. 
n restated, 114. 
s etn 238, 3 
T: system, from the Puerco, 469- 
Tæniosomi cha zed, 86. 
Tantalite, 
Tapirus, 189. ; 
Tare xacum officinale, 911. 
Taxistia, off migration of 
T Popa 2 rene Nebraska, 1122. 
issouri River crow-roosts, 112 
Teall, J. J., hornblende 660. 
Teeth of Rigo , 3. 
Temi mounting, 4 
Tenney, $ SG. — of 1 Collyrio, 90. 
Tenore Vin nçen: 
Terias lisa, 548. 
Terquem, a we 104 
tos he glands in the foot of nudibranch 
molluscs, an 89 
Testudinata morphogeny of Carapace, "9; 
Tent aes 199- 
Texas, Cret: of, 469. 
© a of, 172- 
assicolla, © 
Seth Meeting of A. A. À. 869. 
Thirty-sixth argues 2 jcntition, 1101 i 
' E. H , ruined cities of ¥ , 787- 
Thompson, Elizabeth, fund, 686. 
rusts and strata, 267- 
Ticholeptus beds, 456- 
Tissues, 26. 
Titanite, 1114- 
O: O, > 55- 
gin of, 573- 
t, 
stra Jerusalem, 
Tomb near the Holy Sepulchre, aod 
ery t, 865. 
