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INDEX 



Poecilocampa populi, 406 



Poecilocapsus lineatus, 542 



Poecilocyttares, 81 



Pogonomyrmex barbatus, 164 



Pogonostoma, 203 



Poison, of Hymenoptera, 7 f. 



Poison-glands, 2 



Poisonous caterpillars, 376, 403, 404, 405 



Polistes, 86 ; P. and Stylops, 301, 303 



Pollen-gathering and -carrying, 11, 12 



Polybia, nests of, 81, 82, 83 



Polyctenes fwmarius, 560 



Polyctenidae, 560 



Polyergus lucvdvs, 151 ; P. rufescens, 150 f. 



Polymorpha (C'oleoptera), 189, 190, 213 f. 



Polymorphism, 139 f., 143 



PolyphyUafullo, antenna, 191 



Polyploca, 386 



Polyplocidae, 386 



Polyplocotes, 248 



Polyrhachis, 155 ; P. pandurus, 156 ; P. 



spinigera, 138 

 PompiUdae, 93, 101 f. 

 PompUus, 103 ; P. polistoides, 104 ; P. 



se rice us, 106 

 Ponera contractor P. ergatandria, P.puncta- 



tissima, 172 

 Ponerides, 132, 170 f. 

 Porphyraspis tristis, 284 

 Porphyrophora polonica, 597 

 Porrorhynchus, 216 

 Portschinsky, on habits and development of 



Muscidae, 507, 512 

 Post-metamorphic growth, 141 

 Post-scutellum, 307, 312 

 Potatnogeton pectinatus, beetle on, 280 

 Potamophilus acuminatus, 244 

 Potassium hydroxide, 328, 384 

 Potato-beetle, 278 

 Pouch, abdominal, 350, 362 

 Poulton, on colours, 339, 336 

 Praecostal nervures, 319 

 Praescutum, 312 

 Pratt, on imaginal discs, 453 n. ; on Melo- 



phagus, 519 

 Prepona, larva, 354 

 Prey, of Fossores, table, 92 

 I' riu dulcamaras, 232 

 Primitive, beetles, 251, 252 ; Diptera, 475 

 Prioc/ici/iis (([finis, 5 ; J', bicolor, 107 

 Priodont, 193 

 Prionides, 287 

 Proboscis, 13, 14, 16, 17, 304, 307, 309, 



311, 443, 482, 485, 532 

 Processional maggots, 464 

 Processionary caterpillars, 376, 408 

 Prodoxidae, 432 ; mouth, 309 

 Prodoxus, 433 

 Pro-legs, 323 

 Prolific, Aphids, 589 ; Coccids, 594 ; 



Hepialus, 397 ; Lice, 601 ; Mcloe, 274 ; 



Stylops, 301 



Prominents, 383 



Pronuba, 321 ; 1'. yuccasella, 432 ; P.syn- 

 thetica, 432 



Pronymph, 453 



Propodeum, 131, 133 



Propolis, 63 



Propygidium, 187 



Prosopis, 21, 22 ; hair of, 11 : proboscis 



of, 17 ; P. signata, 21 

 Protection, 43, 413 ; of trees by ants, 



158 ; of plant by ants, 168 

 Proterhinidae, 298 

 Proterhinus lecontci, 298 

 Protolepidoptera, 336 

 Protoparce Carolina, 309 

 Protopaussus, 214 

 Psammorycter vermileo, 481 

 Pselaphidae, 223 ; and ants, 182 

 Pseri atratus, P. concolor, 127 



y j .svy/A/',((/.s, 244 



Pseudholoptic, 440 n. 



Pseudocorylophidae, 22S 



Pseudodicthadia, 180 ; /'. incerta, 177 



Pseudodoxia limvlus, 431 



Pseudomelia graeca, 99 



Pseudomorphides, 206, 205 



Pseudomyrma bicolor, 168 



Pseudomyrmini, 168 



Pseudoneuroptera, 527 



Pseudopaedogenesis, 303 



Pseudopod, 188, 264, 267, 290, 449, 492 



Pseudopontia parado.ca, 357 



Pseudo-pupa, 271, 273 



Pstudotetraniera, 190 



Pseudotrimera, 239 



Pseudovespa, 88 



Pseudovarium and Pseudovum, 584 



Pseudovitellus, 588 



Psilidae, 504 



Psiliglossa, larva, 8 



Psilocephala, 484 



Psilura monacha, 407 



Psithyrus, 53, 57, 59 f. ; I', campestris, 



60 ; P. vestalis, 60 

 Psocidae, 248 

 Psyche helix, 394 

 Psychidae, 369, 392 

 Psychina, 394, 395, 404 

 Psychoda, 466 

 Psychodidae, 470 

 Psytta pyricola, 579, 580 ; /'. succineta, 



579 ; P. buxi, 5S0 

 Psyllidae, 578 

 Pterocheilus, 76 

 Pterodecta, 400 



Pterophoridae, 371, 425, 340, 426 

 Pterophorinae, 426 

 Pterosticltus, 205 

 Pterothysanidae, 369, 406 

 Pterygodes, 312 

 Pterygogenea, 542 

 Ptilmum, 442, 503, 520 



