INDEX 



1035 



Planidium, 928; oiperilampus, 928; g2g 



Planta, 578, 974 



Plant-lice, 412; jumping, 410 



Plasma, 122 



Plasmodium, 808 



Plastoceridae, 473, 499 



Plates, 448 



Plathemis lydia, 314 



Platygaster heimales, 889 



Platygasteridae, 890, 907, 913, 921 



Plathypena scabra, 685 



Platypeza, wing of, 849 



Platypezidae, 786, 789, 848 



Platypodidae, 476, 541 



Platypsyllidae, 470, 486 



Platypus, 541 



Platysomidae, 476, 536 



Plea, 364 



Plecoptera, 136, 212, 214, 216, 325 



Pleura, 34 



Pleurites, 35 



Pleurostigma, 21 



Plodia inter punctella, 651 



Plum-curculio, 539 



Plume-moths, 652 



Plum web-spinning sawfly, 895 



Plusiinae, 687 



Plutella tnaculipennis, 632 



Plutellidae, 582, 589, 591, 632 



Pocock, R. I., 17, 21 



Podalirius, 890 



Podical plates, 232 



Podisus, 391 ; P. maculiventris, 391 



Podura aquatica, 229 



Poduridae, 115, 228 



Polistes, 546, 957; nest of, 957; P. 



lineatus, 957 

 Polistinae, 949, 957 

 Pollen brushes, 974 

 Pollenia rudis, 870 

 Pomocerus aquatica, ommatidium of, 



225 

 Ponerinae, 941, 942 

 Pontia rapcB, 195 

 Polycentropidae, 559, 560, 563 

 Polycentropus, 564 

 Polychrosis viteana, 640 

 Polyctenidae, 356, 379, 359 

 Polyembryony, 168, 889 

 Polyergus, 947 ; P. lucidus, 947 

 Polyformia, 467, 469 

 Polygonia, 756 

 Polygonia comma, 753, 756; P. comma 



comma, 757; P. comma dryas, 756; 



faunis, 753, 756; P. interrogationis, 



753, 757; progne, 757 

 Polymitarcys, 312 

 Polyphaga, 467, 468, 485 

 Polyphemus-moth, 722 

 Polystoecholes punctatus, 299; P. vit- 



tatus, 299 



Polystoechotidae, 284, 298 



Polythalamous, 923 



Polyxenus, 16, 17 



Pomace-fiies, 860, 861 



Pomocerus plumbens, 225 



Pompilidae, 890, 910, 915, 933 



Popillia japonica, 519 



Poplar-leaf gall aphid, 424 



Pore-plate, 131 



Porocephalus, 14 



Porthetria, dispar, 682 



Postalar callus, 783 



Postantennal organ, 227 



Postcubital cross- veins, 319 



Postembryonic molts, number of, 172 



Posterior ar cuius, 72 



Posterior lobe, 776; of the wing, 61; of 



the pronotum, 887 

 Postgenacerores, 447 

 Postgenae, 39, 781 

 Postnodal cross-veins, 319 

 Postnotum, 50 

 Postpetiole, 938 

 Postphragma, 98 

 Postscutellum, 50 

 Poststernellum, 52 

 Powder-post beetles, 515 

 Praetarsus, 58 

 Pratt, H. S., 874 



Praying mantes, 262 ; eggs of, 170 

 Prealar callus, 783 

 Preanal area, 75 

 Preanal lobe, 888 

 Preaxillary excision, 888 

 Preepisternum, 51 

 Pregnacerores, 447 

 Prepectus, 887 

 Prephragma, 98 

 Prepupa, 185 

 Prescutum, 50 

 Presternum, 52 

 Presultural depression, 783 

 Pricer, 938 

 Primary ocelli, 135; structure of, 137, 



138 

 Primitive weevils, 536 

 Primordial germ-cells, 158 

 Prionid, straight-bodied, 526 

 Prioninae, 525 

 Prionoxystus macmurtrei, 603; P. rob- 



iniae, 603; wings of, 70, 596, 602 

 Prionus, broad-necked, 526; P. im- 



bricornis, 526; P. laticollis, 526 

 Prociphilus imbricator, 422; P. tessel- 



latus, 421, 422 

 Proctodaeum, 108 

 Proctotrupidae, 890, 908, 914, 921 

 Proctotrupoidea, 890, 920 

 Prodoxinas, 599 

 Prodoxus, 600 

 Progrediens type, 431 



