474 



INDEX. 



Tribromdinitrophenol, properties of, 



320. 

 Tribrornnitroresorcine Diethylether, 



preparation of, 291. 

 Tribromtrinitrobenzol, Action of 

 Water upon, 317. 

 action of sodic ethylate on, 283. 

 action of water and sodic car- 

 bonate upon, 318. 

 reactions of sodic alcobolates 



with, 280. 

 quantitative study of the action 

 of sodic ethylate on, 292. 

 Triisopropylether of Trinitrophloro- 

 glucine, properties of the, 304. 

 TrinitrophloroglucineTriethylether, 

 properties of, 285. 

 preparation of, 291. 

 Tribenzylether, properties of, 

 305. 

 Triorthotoluidodinitrobenzol, 258. 



properties of, 259. 

 Triparatoluidinitrobenzol, 257. 

 Triparatoluidodinitrobenzol, proper- 

 ties of, 258. 

 Tripropylether of Trinitrophloro- 

 glucine, properties of the nor- 

 mal, 303. 



Tropical Faunal Element of our 

 Southern Nymphalinse sys- 

 tematically treated, 236. 



Tymetes Boisduval, 248. 



Tymetini, tribe, 245. 



V. 



Valeriana albonervata, 170. 

 Verbesina Potosina, 175. 



Pringlei, 175. 

 Victorina, 237. 



Stelenes, 237. 

 Victoriniini, tribe, 236. 

 Vigna luteola, 167. 

 Vigna strobilophora, 167. 

 Viola reptans, 165. 

 Viscosity, Dependence of, on Pres- 

 sure and Temperature, 13. 



X. 



Xanthocephalum tomentellum, 172. 

 Xylosma Pringlei, 166. 



