INDEX TO SCALE INSECTS OF IMPORTANCE 



375 



Pecan, Aspidiotus perniciosus re- 

 corded on, 3091 

 pela, Ericerus, 294^ 

 Pentilia miseila, 3ir. 

 Peppergrass, Aspidiotus perniciosus 



recorded on, 310^. 

 pergandii, Parlatoria, 359^. 

 perniciosus, Aspidiotus, 296% 304^- 



23«, 347% 349^-50% 358'. 

 Pernicious scale, sec San Jose scale. 

 Perrisopterus pulcliellus, 331% 

 persicae, Lecanium, 357". 

 Persimmon, Aspidiotus perniciosus 



recorded on, 309*'. 

 Petroleum, crude, 337^-39-. 

 pettiti, Kermes, 35G". 

 Phenacoccus aceris, 355% 

 Philadelplius, sec Mock orange. 

 Phoenix canariensis, Aulacaspis 

 boisduvalii recorded on, 359% 

 dactylineata, scale insiects record- 

 ed on: 

 Aulacaspis boisduvalii, 359'% 

 Chrysoiniplialus aonidum, 359% 

 reclivata, scale insects recorded 

 on: 

 Aulacaspis boisduvalii, 359% 

 Chrysomphalus aonidum, 359% 

 Pine, Chionaspis pinii'oliae recorded 

 on, 360% 

 pitch, Aspidiotus abietis recorded 

 on, 357% 358% 

 Pineapple, variegated, Aulacaspis 



boisduvalii recorded on, 359*'. 

 pini, Aspidiotus, 358'. 

 pinifoliae, Chionaspis, 360% 

 Pinnaspis pnndani, 360% 

 Pinus rigida, Lecanium new species 



recorded on, ;357% 

 Plane tree, see, Sycamore. 

 Plum, scale insects recorded on: 

 Aspidiotus ancylus, 327% 

 forbesi, 331% 358% 

 hederae, 334% 

 ostreaeformis, 325% 

 perniciosus, 300^ 310% 

 Lecanium corasifex, 356% 



prunasti'i, 357% 

 Mytilasi)is ponioruiu, 2!)S'. 



Plum, purple-leaved, Aspidiotus os- 

 treaeformis recorded on, 325% 

 wild goose, reference, 310% 

 Plum scale insect. New York, 357% 

 pomicorticis, Mytilaspis, 300% 

 pomorum, Mytilaspis, 296% 297^-300% 



360% 

 Poplars, scale insects recorded on: 

 Aspidiotus ostreaeformis, 325% 



perniciosus, 310*'. 

 Mytilaspis pomorum, 297% 298% 

 Preventives, sec Remedies and pre- 

 ventives. 

 Privet, 310*. 



Prolificacy of San Jose scale, 293% 

 Prospalta aurantii, 331% 



murtfeldti, 331% 

 proteus, Parlatoria, 359% 

 pruinosum, Lecanium, 357% 

 prunastri, Lecanium, 357^. 

 Prunus various species, scale insects 

 recorded on: 

 Aspidiotus ancylus, 327''. 



ostreaeformis, 325% * 



perniciosus, 310% 

 Chionaspis euonymi, 300% 

 Lecanium armeniacum, 356% 

 Pseudaonidia species, 358% 

 Pseudococcus aceris, 355% 

 pulcliellus, Perrisopterus, 331% 

 l*ulvinaria acericola, 357% 

 innumerabilis, 357% 

 maclurae, 357®. 

 punicae, Aspidiotus, 358% 

 I*utnanrs scale insect, bil»liograi)liy. 

 328''-30-; description, 326''-27% dis- 

 tribution, 327"-28''; enemies, 328*; 

 food plants, 327^; life history, 327*; 

 reference, 296% t>5.S=; remedies, 

 328'; technical characters, 347% 

 351' -52% 



Quack grass, Aspidiolus in'niiciosus 



rcconh'd on, WW'. 

 (luercicolM, AsteroleciiniuMi. :%"»5% 

 (|uer('if(^\, Lecanium. :'.57', 

 (lucrcilronis. L<M-:niiuiii. .".57'. 

 ()U('i-cus MgrifoliM, Aspidiohis lird 



criic recorded on, :'.."M'. 



