SUBJECT INDEX 



529 



*Teosinte-maize hybrid. G. N. Col- 

 lins and J. H. Kempton. 136. 



t Vegetation of Africa. H. L. Shantz. 

 243. 



fVegetation of the Philippines. E. D. 

 Merrill. 120. 



^Zamia integrifolia and its starch, Florida 

 arrowroot. 475. 

 Ceramic Chemistry. *GIass, mechanics of 

 the weathering of. F. R. v. Bl- 

 CHOWSKY. 1 10. 



*Optical glass, test of resistance of, to 

 weathering. F. R. v. Bichowsky. 

 110. 



See also Chemical Technology. 

 Ceramics. *Optical glass, manufacttire and 



uses of rolled. H. S. Roberts and 



J. C. HOSTETTER. HO. 

 *Optical glass manufacture, motion of 



stirrers used in. E. D. Williamson 



and L. H. Adams. 377. 

 Chemical Technology. *Inks, composition 



manufacture, and methods of testing. 



313. 

 See also Ceramic Chemistry. 

 Chemistry. fChemical Society, 268th to 



300th meetings (for titles see author 



index). 40. 

 fCupric oxide, cuprous oxide, oxygen. 



F. H. Smyth and H. S. Roberts. 285. 

 Evolution of matter. F. W. Clarke. 



298. 

 §Fixed Nitrogen Research Laboratory 



transferred to Department of Agricul- 

 ture. 351. 

 Ice crystals which form on bare soil and 



stems of plants. V. Birckner. 221. 

 Marionellin, new birefringent substance 



found in intestinal cells of a marine 



nema. N. A. Cobb. 503. 

 fOrientite, new silicate of manganese and 



calcium. E. V. Shannon and D. F. 



Hewett. 445. 

 §Reserves of the Chemical Warfare Ser- 

 vice. C. H. Herty. 147. 

 See also Physical Chemistry, Inorganic 



Chemistry, Analytical Chemistry, 



Chemical Technology. 

 Crystallography. fDetermination of struc- 

 ture of crystals. R. W. G. Wyckofp. 



238. 



Electrical Engineering. Oscillograph meas- 

 urements in battery circuit of automo- 

 biles. G. W. ViNAL and C. L. Sny- 

 der. 51. 



Engineering. §Central Engineering Soci- 

 ety in Washington proposed. 317. 



Entomology. \Ambopogon hyperboreus from 

 Idaho. R. C. Shannon. 218. 

 *Ants of Fiji Islands. W. M. Mann. 

 346. 



'\Aphelinus mali parasitic on Schizoneura 

 lanigera taken to France. L. O. How- 

 ard. 195. 



*Aphididae, hemipterous family, generic 

 classification of. A. C. Baker. 190. 



*Aphids injurious to orchard fruits, cur- 

 rant, gooseberry and grape, control of. 

 A. L. QuAiNTANCE and A. C. Baker. 

 192. 



fBeetle, Japanese, and its control. J. J. 

 Davis. 142. 



^Beetles of family Cleridae, larvae of 

 North American. A. G. Boving and 

 A. B. Champlain. 190. 



fBioclimatic law and its application to 

 entomology. A. D. Hopkins. 141. 



fBot-flies and their biology. J. M. Al- 

 drich. 142. 



^Carcina quercana from British Columbia. 

 A. BuscK. 216. 



Caterpillars used for food by Pahute In- 

 dians. J. M. Aldrich. 218, 241. 



fChiggers, snake affected with. R. W. 

 Shufeldt. 65. 



*Coleoptera, memoirs on the, IX. T. 

 L. Casey. 190. 



fCornborer, European {Pyrausta nu- 

 bilalis), parasitic hymenoptera on. 

 A. B. Gahan. 195. 



\Dibrachys nigrocyaneum, parasitic on 

 Diprion simile. W. Middleton. 216. 



*Diptera of the Tipuloidea in District of 

 Columbia. C. P. Alexander and 

 W. L. McAtee. 347. 



*Dolichopus, Dipterous genus, in North 

 America. M. C. VanDusen, F. R. 

 Cole, and J. M. Aldrich. 395. 



fDrawings and draughtsmen, entomolog- 

 ical. W. R. Walton. 219. 



*Dryinid, Indian, parasites of rice leaf- 

 hoppers. S. A. RoHWER. 192. 



