INDEX TO NEW GENERA AND SUBGENERA. 
9 
Ophryocystis, Schneider , Prot. 13 
Ophthalmomiris, Reuter , Ins. 285 
Opisthochasis, Berg , Ins. 283 
Opocrates, Horv&tli , Ins. 278 
Oranasma, Moore , Ins. 1G8 
Orasus, Distant , Ins. 284 [-sius, 
Olcen , Mamm. 1816] 
Orimargula, .MV&, Ins. 240 
Ornithocercus, Stein, Prot. 10 
Orophia ||, Meyrick , Ins. 233 [-ius, 
Redtenbacher , Ins. 1849] 
Orospina ||, Cabanis , Avos 32 
[Kaup, Aves, 1829] 
Orthomecyna, Butler , Ins. 220 
Orthomerus, Seeley , Kept. 5 
Orthopleurodus, St. John , Pise. 9 
Osaces, Pascoe, Ins. 106 
Otitesella, Westwood , Ins. 146 
Oxythecta, Meyrick , Ins. 233 
Oxycloenus, Cope , Mamm. 33 
Oxyodontotherium, Ameghino , 
Mamm. 43 
Oxyopomyrmex, AndrS , Ins. 135 
Oxystethus, Fairmaire , Ins. 77 
Oxytoxum, Stein, Prot. 10 
Pachycephala ||, Fairmaire , Ins. 60 
Aves, 1827 ; Doles- 
chall , 1858, Lioy , 1863, Dipt.; 
Broun , Col. 1881 ; -lus, TFmcfe- 
mann, Dipt. 1830; Agassiz , Pise. 
1843 ; Rhynch. 1860] 
Pachycetus, Fan Beneden , Mamm. 
53 
Pachymyxa, Gruber , Prot. 2 
Pachyphcenix, Butler , Ins. 230 
Pachyprypnus, Broun , Ins. 100 
Pachystylus ||, jRey, Ins. 115 [TFoZ- 
laston , Ins. 1873, Gemmellaro , 
Moll. 1878 ; -lum, Mac quart, Ins. 
1848 ; -la, Aioy, Ins. 1864, Morch , 
Moll. 1852] 
Pademma, Moore , Ins. 168 
Palsehoplophorus, A meghino, 
Mamm. 56 
Palaeochrysa, Scudder , Ins. 254 
Palseognathus, TFaya, Ins. 65 
Palsephatus, Butler , Ins. 230 
Panacea, Godman, Ins. 174 
Panopaea II, Meyrick, Ins. 215 [Me- 
Moll. 1807 ; Ilubner, Ins. 
1816] 
Pautisarthrus, Forster [1871], Ins. 
140 
Paracalocoris, Distant , Ins. 285 
Paracirrhites, Steindachner, Pise. 21 
Paradieuches, Distant , Ins. 281 
Parahypsylla, Riley, Ins. 293 
Paralates, Sauvage, Pise. 17 
Paralimax, Bottger, Moll. 62 
Paralindria, Olliff, Ins. 60 
Paranerius, Bigot, Ins. 250 
Parasierola, Cameron, Ins. 147 
Parastrachia, Distant , Ins. 279 
Parhaplodactylus, Thominot, Pise. 
21 
Parotermes, Scudder, Ins. 258 
Parthenina, Bucquoy, Moll. 50 
Parysatis ||, Meyrick; Ins. 215 
[AAomson, 1868, 1874, Ins.] 
Pasiphila ||, Meyrick , Ins. 216 [-le, 
Thomson, Ins. 1864] 
Pasithea|| , Meyrick, Ins. 216 [Lamow- 
rowa?, Coel. 1812 ; Aea, Moll. 1833 ; 
Blackmail, Arachn. 1858] 
Patellastra, Monterosato\\%'6&], Moll. 
54 
Patosa, Moore , Ins. 168 
Payraudeautia, Bucquoy , Moll. 45 
Pediophoneus, Arribdlzaga , Ins. 242 
Pelopsia, Facciola, Pise. 33 
Peltophora ||, Meyrick , Ins. 233 
[jBurmeis/er, Ins. 1835] 
Penoa, Moore , Ius. 168 
Pentameria ||, Fried enreich, Ins. 118 
[-rus, Sowerby , Moll. 1813 ; -ra, 
Stimpson, Ech. 1848] 
Pericordus, Kolbe, Ins. 110 
Perissoneura ||, Distant , Ins. 290 
[ McLachlan , Ins. 1871] 
Perithrix, Fairmaire, Ins. 89 
Petalanthes, Meyrick , Ins. 231 
Petalodera, Horvath , Ins. 278 
Petalodopsis, Davis, Pise. 13 
Petalope, Pocta, Spong. 11 [-lops, 
Serville, Ins. 1 843 ; -pus, Mots- 
chulsky, Ins. 1845, Olaparede, Prot. 
1859, Sars , Crust. 1864] 
Phalacroma || , Stein, Prot. 10 [. Hawle , 
Crust. 1847] 
Phiditia, Mbschler, Ins. 193 
Philicus, Pascoe , Ins. 113 
Philobata, Meyrick , Ins. 232 
Philonympha ,, „ 233 
Phirdana, Moore, Ins. 168 
P hlegmodoris, Aery [1878], Moll. 58 
Phlceodictyou, Carter , Spong. 8 
Phloeopola, Meyrick, Ins. 232 
Phoderacanthus, Davis, Pise. 15 
Phoeophanus, Broun, Ins. 100 
Phortioeca, Saussure [1864], Ins. 272 
Plireatoicus [-cecus], Chilton, Crust. 
20 
Phriconyma, Meyrick, Ins. 232 
Phrixgnatlius [Phricog-J Hutton , 
Moll. 80 
