INDEX. 



445 



Metabrorabenzophenone, 230. 



Metachlorbeiizoio anbydnde, S2.6. 



Metachlorbeuzopbeuone, 231. 



Metauitrobenzoic anhydride, action 

 of phosphorpentoxide upon, 

 in an excess of benzol, 228. 



Moths, studies on the transforma- 

 tions of, 55. 



Muhlenbergia Seatoni, 122. 



N. 



Nickel, "Hall Effect" on, 193. 

 Nickelous oxide, occlusion ot gases 



by, 207. 

 Nitric acid, oxidation of turmerol 



with, 283. 



o. 



Officers elected, 291. . 



Outof^enetic features m SatunuiclEe, 

 ° recapitulation of the more 



salient, — 

 Actias, 92. 

 Callosamia, 73. 

 Platysamia, 64. 

 Samia, 78. 



Telea, 86. . 



Orthobvombenzoic anhydride, Jio. 

 Orlhochlovbenzoic anhydride, 222. 

 Orthochlorbenzophenone, 231. 

 Orthogonal Matrices, real proper, 

 212. 

 real improper, 216. 

 imaginary, 218. 

 symmetric, 221. _ 

 Orthogonal substitution, real, J.\..i- 

 Orthonitrobenzoic Anhydride, ac- 

 tion of phosphorpentoxide 

 upon, in an excess of benzol, 

 226. 

 Oryzopsis pubiflora, 122. 

 Oxides, contained in Cerite, Samar- 

 skite, Gadolinite, and Fergu- 

 sonite, 260. 

 relations to lactic acid, 277. 

 Oxychlorides of cerium metals, 26o. 



Parabrombenzoic anhydride, 22o. 



Parabrombenzophenone, 230. 

 Parachlorbenzoic anhydride, 224. 



Parachlorbenzophenone, 232. 



Parauitrobenzoic Anhydride, action 

 of phosphorpentoxide upon, 

 in an excess of benzol, 229. 



Paronia raelanominata, 104. 



Pedicularis eburnata, 114. 



Perezia hebeclada, 112. 

 vernonioides, 112. 



Peyritschiella nigrescens, 184. 



Phajnogamic Flora of Mexico, 103. 



Phaseolus (Drepanospron) Espe- 



ranzpe, 118. 



Phospho-molybdates , relations ot 

 the Samarskite oxides to, 2< 8. 



Phosphor-Brouze, " Hall Effect " 

 on, 192. 



Phosphorpentoxide, action ot, upon 

 orthonitrobenzoic anhydride 

 in an excess of benzol, 226. 

 upon metauitrobenzoic anhy- 

 dride, in an excess of benzol, 



228. 

 upon parauitrobenzoic anliy- 

 dride in an excess of benzol, 



229. 



Phospiro'-tungstates, relations of the 

 Samarskite oxides to, 278. 



Piqueria laxiflora, 107. 

 Pringlei, 107, 115. 



Plants, new and little known, col- 

 lected on Mt. Orizaba, 116. 



Platysamia cecropia, the life history 

 of, 58. 

 Gloverii, freshly hatched larva 



of, 65. 



young larva from Arizona, bo. 



recapitulation of the more sa- 

 lient ontogenetic features ot, 



Polycarpeaj, North American, 1.^4, 

 126, 153. 

 Drymaria, 126, 153. 

 Poivcarpon, 126, 154. 

 Lceflingia, 126, 1.54. 

 Stipulicida, 126, 155. 

 Polycarpon, 154. 



■^tetraphyllum^l54. 



depressura, 154. 

 Polygala ]Michoacana, 103. 

 Proceedings of meetings, 287. 



R. 



Ranunculus geoides, 116. 

 Khadiuomyces, 179. 



