6/8 



CATALOGUE OF NORTH AMERICAN DIPTERA. 



Prosalpia, 553 

 Prosena, 496 

 Prosenoides, 497 

 Prospherysa, 468 

 Prothccus, 344 

 Protocalliphora, 523 

 Protoplasta, 95 

 Psairoptera, 554 

 Pselaphephila, 567 

 Pseudapinops, 438 

 Pseudatrichia, 249 

 Pseudochpcta, 467 

 Pseudodexia, 507 

 Pseudodinia. 652 

 Pseudogermaria, 421, 446 

 Pseiidogonia, 479 

 Pseudohystrlcia, 494 

 Pseudolfersia, 656 

 Pseudomorinia, 508 

 Pseudomyothria, 433 

 Pseudopyrellia, 524 

 Pseudorus. 267 

 Pseudotephritis, 594 

 Pseudotractocera, 448 

 Psfla. 622 

 Psilocephala, 246 

 Psilocurus. 257 

 Psilopa. 624 

 Psilopodinus, 283 

 Psilopns. 283 

 Psilota, 349 

 Psorophora. 124 

 Psychoda, 106 

 Ptectious, 177 

 Pterallastes, 396 

 Pterellipsis, 658 

 Pterncalla, 593 

 Pterodontia, 219 

 Pteroptila, 390 

 Ptilocera, 421 

 Ptilodcgccria, 434, 496 

 Ptilodexia, 503 

 Ptilomyia, 624 

 Ptioliua. 217 

 Ptychoptera, 95 

 Puliciphora, 340 

 Pycnoglossa, 570 

 Pycnopognn, 262 

 Pygostolits. 266 

 Pyrellia, 525 

 Pyrgota. 587 

 Pyritis. 383 

 Pyropha-na. 358 

 Pyrrosia. 421, 437, 406 

 Racodineura, 437 

 Rasas. 327 

 Rhabdophaga, 154 

 Rhabdopselaphus, 246 

 Rhachicerus, 211 

 Rhadiurpus, 283 

 Rha.eolctis. 606 

 Rhamphidia, 81 

 Rhamphinina, 400 

 Rhamphomyia, 329 

 Rhaphidolabis, 92 



Rhaphiocera, 176 

 Rhaphiomydas, 253 

 Rhaphiorhynchus, 210 

 Rhaphium, 292 

 Rhicnoessa, 650 

 Rhingia, 375 

 Rhinophora, 428 

 Rhinotora, 599 

 Rhipidia. 77 

 Rhombothyria, 508 

 Rhopalomera, 600 

 Rhopalomyia, 156 

 Rhopalomyia, 600 

 Rhopalosyrphus, 347 

 Rhymosia, 145 

 Rhynchocephalus, 218 

 Rhynchodexia. 499 

 Rhypholophus, 83 

 Rhyphus, 172 

 Richardia, 599 

 Rilcya, 472 

 Rileymyia, 472 

 Rivellia, 588 

 Roederioides, 316 

 Romaleosyrphus, 401 

 Rondania, 181 

 Salpingogaster, 358 

 Sapromyza, 584 

 Sarcionus, 308 



Sarcoclista, 429 



Sarcodexia, 514 

 Sarcomacronychia, 447 



Sarcophaga, 510 



Sarcophagula. 514 



Scrcophilodes, 515 

 Sarcotachinclla. 477 



Sardiocera, 504 



Sargtis, 178 



Saropogon, 263 



Sarothromyia, 515 



Saucropiis, 293 



Saunderisa, 489 



Sayomyia, 137 



Scaptomyza, 641 



Scatella, 630 



Scatophaga, 568 



Scatopse, 168 



Scellus, 297 



Scenopinus, 249 



Schizotachina, 430 



Schcenomyza, 563 



Schcenophilus, 295 



Sciaptis, 283, 286 



Sciara. 148 



Sciasma. 439 



Sciodromia, 315 



Sciomyza, 577 



Sciophila. 140 



Scleropogon, 255 



Scoliocentra, 572 



Scoliopelta. 174 



Scopolia, 475 



Scotiptera, 498 



Scyphella, 645 



Senogaster, 397 



