SUBJECT INDEX 



475 



Psychoda— Continued. 



spp., biology, (32) 552. 



spp. on sewage filters, (40) 356. 

 Psychonotua sp., notes, (29) 652. 

 Psychotria — 



bacteriophila, nitrogen-flxing bacteria in leaves, 

 (27) 225. 



spp., bacterial enlargements on leaves, (26) 451. 



spp., symbiosis with plants, (26) 545. 

 Psylla— 



buxi, notes, (35) 54. 



isitis, life history, (31) 755. 



isitis, life history and remedies, (29) 854. 



mali, see Apple sucker. 



pyri, see Pear psylla. 



remedies, (34) 253. 



schizoneuroides, destructive to oranges, (28) 655. 

 Psyllia mali, see Apple sucker. 

 Psyllid, gall-producing, from Syria, (30) 251. 

 Psyllidae — 



American, notes, (26) 148, 755. 



catalogue, (31) 59. 



notes, (28) 60. 



of Hawaiian Islands, (40) 262. 

 Japan, (26) 455. 

 New World, (31) 453. 

 vicinity of Washington, D. C, (40) 354. 



palearctic, catalogue, (30) 455. 

 Psylliodes — 



afHnis, studies, (35) 253. 



attacking Cruciferae in central Europe, (30) 161. 



attenuata, biology and remedies, (30) 255. 



punctulata — see Hop flea beetle. 

 Psyllopa punctipennis, life history, (31) 755. 

 Psyllopsis fraxinicola, notes, (26) 146. 

 Pteridium aquilinum, chemistry, and anatomy of, 



(34) 522. 

 Pteris aquilina — 



injurious to horses, (37) 182. 



life history and eradication, (36) 339. 



toxic effect on horses, (38) 589. 

 Pterocarpus — 



marsupium, notes, (29) 443. 



santalinus, descriptive account, (38) 146. 

 Pterocommini— 



review, (36) 253. 



synopsis, (35) 256. 

 Pterodontia flavipes, life history, (36) 757. 

 Pteromalidae of Australia, (39) 154. 

 Pteromalinae, synopsis, (30) 661. 

 Pteromalus — 



caridei — 



for control of orange papilio, (40) 62. 

 n.sp., description, (31) 355. 



dynaster, parasitic on alfalfa weevil, (31) 61. 



egregius, notes, (27) 456; (29) 252. 



eurymi n.sp., description, (31) 355. 



eurymi, parasitic on alfalfa caterpillar, (32) 58. 



hemileucae n.sp., description, (38) 165. 



puparum, oviposition and feeding in, (26) 458. 



sp., notes, (27) 558. 



stironotus n.sp., description, (28) 162. 

 Pteronus ribesii, see Currant worm, imported. 

 Pteroptrichoides perkinsi n.sp., notes, (29) 253. 

 Pteroptrix australis n.sp., description, (37) 460. 

 Pterygogramma acuminata n.g. and n.sp., descrip- 

 tion, (37) 855. 

 Tterygophora californica, analyses, (27) 421. 

 Ptiliidae, catalogue, (26) 560. 

 Ttinobius texanus n.sp., description, (36) 556. 

 Ptochoryctis tsugensis n.sp., description, (27) 755. 

 Ptomaine poisoning — 



due to canned goods, (38) 208. 



relation to fowl typhoid bacillus, (32) 478. 

 Ptomaines, formation in wounds, (38) 783. 

 Ptosima novemmaculata, notes, (27) 863. 

 Ptyalin — 



as affected by neutral salts, (40) 504. 



in horse saliva, (40) 778. 

 Ptychodes trilineatus, studies, (38) 363. 

 IPublic— 



buildings, inspection in South Dakota, (33) 67. 



health— 



and medicine at Pan American Scientific 



Congress, (38) 580. 

 court decisions on, (35) 860. 

 handbook, (31) 387. 

 laws, (31) 396. 



laws and regulations in Kansas, (32) 254. 

 laws in United States, (34) 661; (36) 663. 



Public— Continued, 

 health — continued. 



regulations in towns and cities of United 

 States, (32) 357. 

 health, relation to — 



entomology, (33) 152. 



house files, (26) 61. 



milk, (28) 276. 



rats, (27) 754. 



well and spring waters, (29) 512. 

 institutions, supplies in, (32) 254. 

 lands, settlement in .\ustralia, (26) 291. 

 range lands, management, (36) 791. 

 Puccinia — 



amphigena, new aecial hosts, (36) 245. 



angustata, internal aecidia of, (30) 350. 



antirrhini, notes, (33) 249; (38) 546. 



arenariae, biology, (34) 242. 



asparagi, see Asparagus rust. 



bambusarum and P. mogiphanis n. combs., (40) 



133. 

 carduaceous species, (40) 1.55. 

 chondrillae, notes, (37) 550. 

 coronata — 



infection experiments, (26) 446. 



uredospore germination, (39) 850. 



winter resistance of uredospores, (29) 645. 

 coronifera, studies, (37) 749. 

 dispersa, vitality of uredospores, (28) 346. 

 dispersa, wintering over in uredo stage, (29) 



346. 

 ellisiana, aecial host of, (31) 540. 

 endiviae, notes, (33) 548. 

 endiviae, studies, (31) 746. 

 fusca, aecidia, (27) 746. 

 geranii, studies, (29) 345. 

 glumarum — 



in barley seeds, (32) 642. 

 Bavaria, (33) 847. 

 United States, (33) 744; (36) 246. 

 Utah, (36) 48. 



introduction into America, (38) 147. 



investigations, (26) 647. 



notes, (30) 649; (34) 843. 



overwintering, (39) 354. 



studies, (34) 349. 

 graminis — 



avenae on timothy, (35) 847. 



biologic forms, (36) 246. 



in Denmark, (36) 247. 



in Norway, (35) 545. 



in wheat seeds, (32) 642. 



infection through wheat seed, (37) 751. 



new biologic forms, (39) 454; (40) 642. 



new strain, (37) 749. 



notes, (28) 53; (34) 242, 845; (35) 45; (39) 752. 



overwintering in Australia, (38) 48. 



relation to barberries, (30) 149. 



relation to immune host plants, (33) 246, 

 345. 



spore morphology, ecological factors, (40) 

 641. 



staining, (26) 52. 



studies. (26) 142; (38) 47; (40) 249, 641, 642, 745. 



treatment, (28) 242. 

 graminis tritici- 



compact!, notes, (40) 345. 



inflciens new form, description, (39) 454. 



resistance to, (40) 344. 



wintering, (26) 143. 

 interstitialis, notes, (40) 158. 

 kuehnii, description, (31) 145. 

 kuehnii, notes, (38) 550. 

 location of spore masses, (36) 825. 

 malvacearum — 



as affected by external stimuli, (31) 326. 



biology, (32) 54. 



development, (30) 453; (31) 646. 



germination of teleutospores, (34) 744. 



notes, (27) 751. 



relation to cells of host, (30) 652. 



spore formation in, (28) 745; (33) 146. 



studies, (26) 650; (31) 540. 



transmission, (33) 445. 



treatment, (26) 750; (31) 245. 

 maydis, notes, (35) 44; (37) 452. 

 maydis, studies, (29) 45. 

 menthae, notes, (37) 457. . 



menthae on Japanese peppermmt, (33) 84». 

 monograph, (26) 243. 



