58o 



PERIPATUS MVRIAPODA — INSECTA 



Pratt, on imagiiial discs, 167 



Praying Insects, 242 



Prestwidda aqnafica, 538 



Primary larva, 542 



Primary segmentation, 150 



Prlsopus, 272 



Procephalic lobes, 97, 150 



Prochilides, 32S 



Prochilus australis, 324 



Proctodaeuni, 123, 151 ; in Miisca, 124 



Proctotrypidae, S33-53S 



Production of sex, 499 



Pro -legs, 514 



Pronotal wing-rudiments, 344, 395 



Pronotum, 88, 100 ; of Xijloco2Xt, 490 



Pronymph, 164 



Propleuron, 100, 489 



Propodeou, 491 



Propodeum, 491, 492 



Proscopiides, 299, 309, 325 



Prosopistoma punctifrons, 435 



Prostemmatic organ, 195 



Prosternum, 88, 100 ; of Vespa crahro, 



491 

 Protection, 513, 515 

 Protepliemerides, 443 

 Prothoracic dorsal appendages, 443 

 Prothorax, 102 

 Protoblast, 149 

 Proto-cerebron, 118 

 Protocraniuni, 92, 93 

 Protodonates, 428 

 Protoperlidae, 408 

 Protosyngnatha, 75 

 Prototracheata, ix, 4 

 Proventriculus, 114, 124, 125, 450 

 Psalis america7ia, 215 

 Psecira dispar, 466 

 Psenides, 624, 533 

 Pseudoglomeris fornicata, 235 

 Pseudoneuroptera, 3J/-2 

 Pseudonycliiura, 105 

 Pseudopbyllides, 3SS 

 Pseudo-sessile, 493 

 Pseudotremia, 34, 35 

 Psilocneiiiis dilatipes, 413 

 Psocidae, 390 f. 

 Psocus fasciatiis, 390 ; P. heteromorphus, 



391 

 Pteromaliui, BS9 



Pleronarcys frigida, 398 ; P. regalis, 402 

 Pteroplistus, 331 

 Pterygogenea, 175, 196 

 Pulvillus, 105 

 Pupa, 157, 169 ; active, 448, 465, 473, 



479 

 Pupation, of Chalcididae, 550 ; oi Encyrtiis, 



546 ; of Proctotrypids, 534, 535 

 Pupipara, 143 

 Pygidicraiia hugeli, 202 

 Pygidium, 205 

 Pylorus, 127 



Pyramids of Egypt, 462 

 I'yrgovmntis singularis, 252 

 Pyrgomorpha grylloides, 303 

 Pyrgomorphides, 303, 309 



Queen, 144, 361, 378 



Radial cell, 524 



Raphidia, 447 ; li. notata, 447 ; larva, 

 448 



Rapliidiides, 444, 44^ 



Raptorial legs, 242 f., 257, 463, 484 



Ratzeburg, on Anomalon, 553 ; on tro- 

 chanter, 520 



Ravages of Termites, 388 



Reaumur, on ant-lions, 455 ; on circula- 

 tion of silkworm, 135 ; on galls, 525 ; 

 on may-flies, 438, 441 ; on sawflies, 

 512, 513 ; on spheroidal condition, 164 



Recejiitaculuni seminis, 139, 404 



Rectal, gills, 421 f. ; respiration, 435 



Rectum, 125 



Redtenbacher, on migratory locust, 297 ; 

 on wing, of Oligotoma, 353 ; of Termes, 

 359 



Reduviid egg, 145 



Reflex action, 250 



Reproduction of lost parts, 213, 265, 

 266 



Reproductive organs of Ephemeridae, 439 



Resemblance, of eggs to seeds, 265, 270, 

 271 ; of one part to another, 208, 266 ; 

 of parasite to host, 532 ; histological, 

 271 ; of Trichoptera to moths, 484 ; to 

 bark, 251 ; to flowers, 254, 255, 256 ; 

 to inorganic things, 253, 304, 307 ; to 

 leaves, 255, 267, 268, 322 f., 323 ; to 

 lichens, 253 ; to other creatures, 235 ; 

 to other Insects, 197, 215, 235, 251, 

 274, 300, 301, 323, 324, 504, 513, 550 ; 

 to vegetation, 200, 260, 274 



Respiration [and respiratory organs], 128- 

 132, 431 ; by integument, 483 ; by 

 setae, 435 ; of nymphs of Odonata, 

 420 f. ; of Perlidae, 401 f. 



Respiratory chamber, 434 



Retiuula, 98 



Renter on ventral tube, 192 



Rhabdom, 98 



PJiipipieryx, 337, 338 



Jthizotrogus egg-tubes, 138 



rjwdites rosae, 498, 527, 528, 531 ; larva, 

 532 ; parasite, 539 



Rhyacopliilides, 4S3 



Rhyacopliylax, 482 



Rhynchota, 175 



Rhyparobia maderae, 237 



Rhyssa persnasoria, 554 



Riley, on caprification, 549 ; on Cephus, 

 505 ; on development of Calopienus, 288, 

 289 ; on galls, 526 f. ; on Katydids, 

 320 ; on locust swarms, 293 ; on Micro- 



