6i8 



INDEX 



Oih/aeriis, 74 f., 269 ; 0. cmtilope, 75 ; 

 0. callosus, 76 ; U. parietmn, 3 ; 0. 



2>iinctuni, 77 ; 0. renifonnis, 73, 75 ; 

 0. spinijMS, 3, 76 

 Occiirecls ffiii/oiiella. 430 

 Oecodoma, 137, 164,165 ; Oe.ce2}halotes,133 

 Oecophylla sinarngdina, 147 

 Oecophoridae, 429 

 Oedeagus, 314 [recte aedeagus] 

 Oedeinatopoda pi-incepn, 387 

 Oedemeridae, 266 

 Oestridae, 514 

 Oestrus ovis, 517 

 Ogcodes, 489, 490 

 Oil-beetles, 269 

 Olnnphila v-Jfavum, 430 

 Oletlireutidae, 437 

 Olibrns hicolor, 231 

 Oligarces, 461 

 Oligonephrous, 542 

 Oligoneiira, 461 

 Omniatophorinae, 414 

 Oncideres, 286 

 0;-)e<M, 496 



Oplnderes fullmiica, 311 

 Opomyzidae, 50-^ 

 Opostega, 429 



Orange-tip, 357 — see also Euchloe 

 Orectochilus, 216 

 O/v'fa hyalodisca, 400 

 Origin of parasitic bees, 32 

 Orneodidae, 5^0, 371, 426 

 OrnUh-opiteru, 360 ; 0. brooldana, 362 ; 0. 



paradisea, 360, 361, 362 

 OrplniepMliilae, 470 

 Ortalidae, 50^, aO(J 

 Ortalis, 447 

 Orthogenya, 494 

 CWAe,m(,'541, 598 

 Orthogonius, 206 



Orthoperus atnmarius, 0. hrunnipes, 228 

 Orthoptera, 53,? ; parasite of, 497 

 Orthorrhapha, 454 ; 0. Brachycera, 478 f ; 



0. Nemocera, 455, 458 f. 

 Oryctes nasicornis, 199 

 Oscinidae, 50^ 

 Osmeterinm, 363 

 Osinii:, 47, 48 f. ; enemy of, 100 ; hair of, 



11 ; 0. cyanoxantha, 32 ; 0. leiicomelana, 



29 ; 0. tricurnis, 48 ; 0. trklentata, 48 f. 

 Osteu Sacken on Bngonia, 499 ; on 



Chaetotaxy, 446 ; on classification of 



Diptera, 456 ; summary of Port- 



schinsky, 512 

 Othniidae, 265 

 Otiorliyncliides, 437 

 Oil ni,: II ends, 355, S56 

 Ovaries, 541, 602; in larva, 325 

 Oviduct, 320, 321 

 Oviposition, of Cw-aa'a, 571 ; o( NbtoncrMc, 



567 ; of Tachina, 507 

 Ovipositor, 436, 506, 531, 539 



Owlet-moths, 414 

 Ox-warbles, 517 

 Oxyhelus, 129 

 Oxychirotinae, 425 

 Ozaenides, 214 



Pachypus, 187 



Packard, on Hymenopterous metamor- 

 phosis, 7 

 Pad, of Lepidoptera, 314 

 Paedogenesis, 303, 461 



Pagiopoda, 5^4 



Palaeolepidoptera, 366 

 Palaeomicra, 435 



Palaeotropinae, 347 



Palaeozoic Insects, 311, 542 



Palmer-worm, 323 



Palpicornia, S19 



PaUosfoma, 465 



Palustra, 377 



Pangonia longirostr^s, 482 



Paiunnoea, 237 



Panurgides, '20 



Papilio, 359 ; P. ajax, forms of, 335 ; P. 

 antimaohus, 362 ; P. zalmoxis 3 .^ 



Papilionldae, 343, 357, 359 



Paracdyphus, 505 



Panigia, 89 



Parallel series in Aphidae, 585 



Piiivndm, 288 



Parapompiilus graxesii, 106 



Piirapiinera clarutu, 172 



Paraprmyx, 423 



Paraptera, 312 



Parasites, among ants, 183 ; of mason- 

 bee, 43 ; of larva of A ndrena, 26 ; of 

 Odi/nems, 76 



Parasitic, bees, 23, 29 S. ; Prosopiis, 32 ; 

 Diptera, 507 



Parasyscia, 175 n. 



Piirinidfi, 501 



I'd rnassius, 342, 362 



Parnidae, 219, 243, 255 



Paritiipis carnea, 4 



Pariiiis, 244 



Parthenogenesis, 24, 85, 86, 395, 430, 469, 

 530, 583, 594 



Parthenogenetic young, 139 n. 



Passalidae, 192 ; larva, 192, 262 



Passahecus, 128 



Patagia, 311, 312 



Pattern, formation of, 335 



Patula, 414 



Paurometabola, 542 



Paussidae, 201, 213 



Paussvs ceplialotes, etc., 214 



Paxiin'ui, 350 



Pea-weevil, 277 



Peacock butterfly, 352 



Peal, on sound-producing ant, 156 



Peckham, on Fossores, 130 n. : on in- 

 stinct, 70, 99 



