509 



Poisonous animals, precautions in investigating; 



tlie bites of, note, 479. 

 Polyblastus, parasite of Cheimatobia, 77. 

 I'olygrapbus rufipennis, injuring spruce, •135. 

 Polypbylla, uini, 241. 



Polysphynt'ta pliycitis, bred species, 464. 

 Polystiecliotes puiictatus, swarming of, 340, 

 Porizon, parasite of Cheimatobia, 77. 

 Porthetria dispar, note, 297. 



eurydice, note, 297. 



badina, note, 297. 



japonica, note, 297. 



obfuscata, note, 29V. 



umbrosa, note, 297. 

 Potash salts, in New Jersey bulletin, 3(31. 

 Potato beetle, Colorado, eaten by ducks, 398. 



moth, in Australia, ref.,435. 



stalk weevil, injuries by, in Iowa, 251, 259. 

 wireworms predaceous on, mm, 247. 

 Praon, bred species, GO. 



I'rcservative niediafor colored insects, 232. 

 Prionus, grape root, .see P. imbricornis. 



imbricornis, larva of, mm, 407. 

 Pristomerus, bred species, 156. 

 Proconia undata, cause of " weeping trees," 415, 

 feeding onokra,33S. 

 on vine, 1 23. 

 Prodenia, injuring cotton in Egypt, 41. 



lineatella, on corn, 149. 



littoralis, injuring cotton, 66. 

 Promachus, bred species, 59. 

 Protoparce celeus, taken by electric lamps 



mm, 323. 

 P.sephen us lecontei, notes of capture, 86. 

 Psilura luonaclia, appropriation to combat, 491. 



ravages of in Germany, art., 379, 430. 



var. ereuiita, black variety, 380. 

 Psocus vcnosus, idenlilied, 417. 

 Psoroptes communis var. ovis, treated, 91. 

 Psylla mali, in Russia, 393. 

 Psyllidae, rev. of article on, 252. 

 Pterophorusperiscelidactylus, on grapes, 469. 

 Publication, of economic matter, 209. 

 Pulvinaria sp., on fig, mm, 408. 



innumerabilis, in Oregon, 125. 

 Purple scale, see Scale. 

 Pyramidal grape-vine caterpillar, ref., 365. 

 Pyrethrum, experiments with, 223, 259. 



for sand-flies and mosquitoes, 470. 



home-grown, in Cape Colony, 427. 

 Pyrophila pyramidoides, on strawberry, 345. 

 Pyropliorus noctilucus, esperiaicnts with light 

 of, 90. 



Q. 

 Quassia, inefl'ective again.-t rose-chafer, 22.3. 

 R. 



Rabbit, jack, parasite of, 21. 



Raphidia, exported to New Zealand, 43. 



sent to Australia, 190. 

 Rathvon, Dr. S.S., obituary of, 428. 

 Red bug, treated, 410. 

 Red-legged grasshopper, carnivorous, 338. 



ill New York report, ref., 252. 

 Red scale, see Scale. 



spider, destroyed by Scynmus, 422. 

 remedies for, 260. 



Regal walnut moth, see Citheronia regalis. 



Resin compounds, first use of, 260. 



Rhinoceros beetle, in woodshed, .395. 



Rhizococcus on grass, 167. 



Rhodobtenus 13-punctatus, on Xanthium, 312. 



Rhogas rileyi, bred from cutworms, mm, 2-59. 



Rhynchites betuleti, in Europe, ref., 484. 



Ricania discalis, in New Zealand, note, 424. 



Roach, exotic, note on, 356. 



Root knot worm, in Florida bulletin, ref., 25C. 



louse, on apple, ref., 437. 

 of corn, 233. 



rot, a new disease of cotton, art., 262. 

 Rose beetle, see Rose-chafer. 

 Rose-bug, see Rose-chafer. 

 Rose-chafer, an experience with, art., 221. 



food-habits of, 220, 271. 



hot water against, 474. 



killed by sludge oil soap, ref., 362. 



London purple for, 160. 



on clay lands, 170. 



preference for Andromeda flowers, 271. 



remedies tried against, 165, 221, 271. 



swarming of, 113. 



unslaked lime against, 411. 

 Round-headed apple-tree borer, 249. 



parasites of, 404. 

 Rove beetles, parasitic, art., 318. 



S. 



! Salticus, devouring army worm, 56. 

 i Samia cecropia, silk of, 83. 

 I .Sand-flies, remedies for, 470. 

 ' San Jose scale, see Scale. 

 Sannina exitiosa, attacking cherry, 298. 

 in California, 392. 

 fltehii, characters of, 392. 

 pacifica, characters of, 392. 

 Saperda eandida, in branches of trees, 249. 



eretata, preference for branches, 249. 

 Sarcophaga, causing Myiasis, 10. 



wohlfarti, mm, 397. 

 Sarcophagidie, eausing^Myiasis, 39. 

 Sarcophila, infesting wounds, etc., mm., 397. 

 Sarcoptes scabiei, var. ovis, treated, 91. 

 Satellite sphinx, in Mississippi, 3.38. 

 Saw-fly, injuring willow hedges, 466. 

 on sweet potato, ref., 438. 

 borer, see Cephus pygmaeus. 

 .Scale, black, experiments upon, 182. 



brown, on peaches in Australia, ref., 4?5. 

 chaft, in California, 23, 182. 

 cottony-cushion, gas treatment of, 457. 

 date-palm, experiments with, art., 44J. 

 greedy, supposed parasite of, 487. 

 long, ot orange, 23, 182, 398. 

 purple, in California, 23, 182. 

 red, damage by, growing less, 302. 

 gas treatment for, 182. 

 in California, 23. 

 natural enemies of, 427. 

 of orange, in Syria, 417. 

 starch against, 3153. 

 washes for, 1. 

 San Jose, fruit dealer fined for selling fruit 

 infested with, 126. 



