Index. 



375 



Owl, burn, 238. 



screech, 236. 



snowy, 238. 



western horned, -38. 

 Oxotix, 112, 113. 

 " Oyster-shell limestone, 217. 



P. 

 PiichyUracliys, 2G1, 262, 263. 

 Pachycerina, 298. 

 Pafhj/pmjUa, 311. 

 Ptu-liiirhinti, 293. 

 I'lilmkerncl oil, 150. 

 I'film oil, 150. 

 Pciiieria, 306. 

 Pandorina, 304. 

 Panffceua, 304. 

 Paniciim, Puccinia on, 117. 

 Papaw creek, outlet of Kansas like, 194. 

 I'arndius, 296. 

 Paradinontia, 296. 

 PuraUmna, 294. 

 Paromius, 306. 

 I'aronychia, 109. 

 Paroxya, 275. 



Parson, H. W.. elected member, 19. 

 Paras. 240. 

 Pcsser, 239. 

 Passi'rina. 239. 

 Pasteur, work of, 87. 

 Pea. garden, 112. 



sweet, 112. ^ 

 Peaches, canned, 165, 166. 

 Peanut, 148, 154. 



oil, 148. 

 Pear, 112. 

 Peas, canned, 164. 

 Pecan, 311. 

 Pediastrum. 126. 

 Pedicemstes, 237. 

 Peewee, Wood. 238. 

 Pelnstonenrus, 296. 

 Pelican, American white, 234. 

 Pelicanus, 234. 

 Pemphiffus. 311. 



Pennsylvanian formations, 34, 187. 

 limestones, 187. 

 shales, 187. 

 Peiitatomidie, 304, 305. 

 . Pepper, 150. 



Pepper grass, 112. 



Peribaltis, 305. 



Perigenes, 306. 



Perinorevs, 240. 



Peritrechxts, 306. 



Permian formations, 34, 37, 190, 191, 215 



216, 217. 

 Persimmon, Japanese, 153. 

 Pettit, E., mentioned, 17, 24, 26, 27. 

 papers by, 49, 51, 53. 



Petrochelidon, 239. 

 Phalnerocornx, 234. 

 Phalanthidiv. 300, 302. 

 Phalarope, Wilson, 236. 

 Phasmophiiga, 296. 

 Phenols, 138. 

 Phleyyis, 306. 

 Phlepsiua, 310. 

 Phoebe. 238. 

 Pholadomya, 221. 

 Phorantha, 296. 

 Phormia. 298. 

 Phorocera, 297. 

 Phorticus, 306. 

 Photography, celestial, 51. 

 Phrohin, 298. 

 Phromidium, 125. 

 Phylloxera, 311. 

 Phytocoris, 307. 

 Phytolacca, 180. 

 PhytopUhires, 310. 

 Physics, research, 351. 

 Physiology, reseach, 351. 

 Picoides, 238. 

 Piesma, 306. 

 Pig, screwworms of, 297. 

 Pineapple, e.\tract, 157, 159, 160, 161. 

 Pintail, 235. 

 Pipunculidm, 292, 296. 

 Pipuncidus, 296. 

 Piranga, 239. 

 Piswrn, 112, 113. 



Pituitary gland, extirpation, 245. 

 Plant food, 323. 



Plants, Tinusual activities, 111, 119. 

 Platearpus, 205. 

 Platte-Grande river, 43, 47. 

 Platte river, dammed by glacier, 40. 

 ' Platychinus, 296. 

 Platymetopiiis, 309. 

 Platyura. 294. 

 Pleistocene epoch, 33, 42. 

 characteristics, 33. 

 history, 42. 

 preglacial stages, 43. 

 Pleiiroxifftna, 126. 

 Plover, semipalmated, 236. 

 Pneumonia, 100. 

 Pneumococcus, 100. 

 Pnirontii), 306. 

 Podoyarion, 304. 

 Podilymbus, 234. 

 Podiscug, 305. 

 Podnpus, 305. 

 PoUsten, 303. 

 Polynema, 304. 

 Polyzoa, 127, 128. 

 Ponera, 303. 

 Poneridce, 300. 303. 

 Populut, 311. 



