INDEX 



6 19 



Pectinicornia, /.''/ 



Pedicinus, 600 

 Pediculidae, 599 



Pediculus (.ii/iitix. 599, 601 ; ./'. mrlittae, 

 274 ; P. vextuiieitti, 601 



Pedilidae, 



Peduncle, 133, 134 



Pegomyia inunis, 79 



Pelobiidae, 207 



Pelobius tardus, 208 



Pelogonidae, 562 



Pelopaeus, 110, 112 n. ; P. bilineatus, 

 114; P. laetus, 113, 117; P. madra- 

 spatanus, 113 ; P. spirifex, 112 



Peltasticta, 245 



Peltides, 233 



Pemphigus, 589 



Pempliredon higubris, 128 



Pemphredouides, 127 



Penis, 314 



Pentamera, 790 



Peutanephria, 466 



Pentatoma, 541 ; P. rujipes, 535 



Pentatomidae, 533, 545, 5^6' 



Pepsis, 104, 389 ; P.formosus, 105 



Perez, on bee-parasitism, 32 ; onHalictus, 24 



Pericoma canescens, 470 



Pericopinae, 409 



Peridrepana, 401 



Peril it us, 282 



Peripneustic, 450 



Peritracheal spaces, 332, 333 



Perkins, R. C. L. , on bee and acarid sym- 

 biosis, 70 ; on Odynerus, 76 ; on Prusujiix, 

 21 



Perophora batesi, P. melsheimeri, 377 ; P. 

 sanyuinolenta, 379 



Perophoridae, 377 



Perothopides, 260 



Peytoureau, on ninrjiliology of abdoium, 

 313, 314 



Pliaeism, 337 



Phalaeridae, 231 



Phalacrocera replicata, 474 



Phaloniadae, 4^7 



Plianaeus splendidulus, antenna of, 191 



Pharynx, 320 



Pliaudinae, 392 



Pheidole, 165 



Pheidologetoii laboriosus, 159 ; /'. diversus, 

 167 



Phenax, 575 



Phengodes hieronymi, 249 



Phengodini, 251 



Philaenus spumaritis, 577 



Philanthides, 124 f. 



Philanthus upivo-nts, 127 ; P. trianyulum, 

 125 



Phileurus didymus, antenna, 191 



Philonthus nitidua, 225 



Phlebotomus, 470 



Phhiea curticatu. 545 



Pldoeides, 545 



Phloeothrips frwnentariits, 530 



Phtibetron pithecium, 403 



Phonapate, 246 



Phoridae, 494 



Phosphae.nus hemipterus, 249 



Phosphorescence, 250 see also Lumin- 



escence 



Pliragma, 307, 313 

 Phragmocyttares, 81 

 Phthanocoris, 543 

 Phthiriasis. 601 

 Phthirius inguinalis, 601 

 Phycitidae, 424 

 Phycodromidae, 504 

 Phyllocnistis, 431 

 Phyllomorpha laciniata, 547, 548 

 Phyllm-kina, parasite of, 520 

 Phylloxera, 587 

 Phylogeuy of butterflies, 343 n. 

 Pliymatidae, 554 

 Phyjnatopus, 399 

 Physapoda or Physopoda, 531 

 Phytomyzidae, 504 

 Phytophaga, 190, 237, 276 f. 

 Phytophthires, 544 

 Phytoscopic effects, 336 

 Pierella, 348 

 Pieridae, 341, 357 

 Pierisbrassicae, 340 ; development of wing, 



328, 329. 333 

 Piesma, 550 

 Pigments, 330, 334, 357 

 PiTifer, 308 

 Pill-beetles, 242 

 Pinaridae, 405 

 Piophilidae, 504 

 Pipnnculidae, 496 

 Pijmnculits, 496 



/V.V'H, 118 



Pit-falls, 481 

 Playiolepis trimeni, 153 

 Playithmysus, 287 

 Plant-lice, 581 f. 

 Plants and ants, 183 

 Plataspides, 545 

 Platycnema, 496 

 Platypezidae, 496 

 Platyphora Ivbhnfki, 495 

 Platypides, 289, 295 

 Platypsyllidae, 219 

 Platypsyllus castoris, 219 

 Platysoma depresftnni, 230 

 Platystomidae, 504 

 Plea wiitutissiMUi 567 

 Pliny, on Mason-bee, 44 

 Ploiaria pullida, 556 

 Plume- moths, 426 

 Plumules, 331 

 Plus in, 415 



Podili"_ r id;ir. 32 



