Index. 



3^9 



Phytomyza ilicicola, 270 



morio, 272 



nervosa, 270 



nigra, 270 



nigripennis, 269 



nigritella, 270 



nitida, 269 



obscurella, 270, 271, 272 



orbitalis, 270 



solita, 271 



zetterstedti, 270 

 Plathemis lydia, 25 



trimaculata, n, 25 

 Platophrymia, 235, 236, 241, 300 



nigra, 241 

 Platycentropus maculipennis, 7, 8 

 Platychirus, 89 



chsetopodus, 66 



hyperboreus, 66 



quadratus, 66 

 Platypena scabra, 89 

 Platypus punctulatus, 74, 275 

 Plodia interpunctella, 314 

 Polia, 180 



Polistomyia, 147, 313 

 Polycentropus, 7 

 Polygonum amphibium, 41 

 Polygrammate, 180 

 Porosagrostis vetusta, 87 

 Potamogeton, 40 

 Prionapteryx nebulifera, 86, 87, 313, 



315 

 Prodenia, 181 

 Psedera quinquefolia, 216 

 Psenocerus supernotatus, 315 

 Psephenus, 35, 36 



lecontei, 39 

 Pseudiastata, 284, 289 



nebulosa, 289 

 Pseudodinia, 286 



nitida, 295 



pruinosa, 295 



varipes, 295 

 Pseudomilichia, 234 

 Pseudomyothyria, 304 

 Pseudopomyza, 228, 237, 286 

 Psilotreta frontalis, 7 

 Psinidia fenestralis, 86 

 Psithyrus, 276 

 Psorophora ciliata, 57 

 Pyrausta penitalis, 80 

 Pyrophjena, 89 

 Pyrrhia, 181 



Quercus nana, 315 



Ranatra, 31 



Rhabdophaga cephalanthi, 62 

 Rhantus binotatus, 47, 50 



calidus, 47, 50 



notatus, 47 



sinuatus, 48 

 Rhicnoessa, 223, 229, 230, 231, 287, 

 296, 298 



albula, 298 



milichioides, 298, 299 



willistoni, 298 



zvhitmani, 298 



xanthopoda, 298 

 Rhizophagus, 309, 313 



approximatus, 310 



bipunctatus, 310 



brunneus, 309 



cylindricus, 309, 310 



depressus, 310 



dimidiatus, 310, 311, 314 



dispar, 309, 310, 311 



fenyesi, 309, 313 



grouvellei, 309, 313 



minutus, 310 



parallelocollis, 309, 310, 313, 314 



procerus, 309 



remotus, 310, 314 



robustus, 310 



sayi, 309 



scalpturatus, 309 

 Rhodesiella, 220, 237 

 Rhynchomilichia, 238 

 Risa, 235 

 Rudbeckia, 279 



Sagittaria, 40 



variabilis, 41 

 Sambucus, 312 

 Samia Columbia, 82, 83 

 Sarcophaga georgina, 74, 274 

 Satyrus alope, 317 

 Schoenobius, 79 

 Schoenomyza litorella, 233 

 Schistocera alutacea, 79, 86 



damnifica, 86 



rubiginosa, 79, 86 

 Sciographia, 187 



granitata, 1S7 

 Sciara militaris, 274 



sciophila, 274 



thomje, 274 

 Scirpophaga, 79 

 Scirpus, 194 



Scirtettica marmorata, 86 

 Scolytus quadrispinosus, 83, 123, 124 

 Scopelosoma tristigmata, 83 

 Scudderia texensis, 79 

 Scutopterus angustatus, 49 



