INDEX. 



319 



Pago 

 Obrapa celyphoides, Walk. . 233, 273 

 Omniatius, /«(>r, 237, 260, 265, 281 



discalis. Walk 265 



nanus. Walk 237 



noctiCer, W^alk. . . . 237, 281 



scitulus, Walk 266 



strictiis, Walk 260 



Operculum in luiivalve shells, J. 

 D.Macdonald on the homologies 



of the 204 



- Ornithomyia, Olfers, 254, 263, 270, 300 



Batchiauica, Walk. . . . 300 



Doreica, Walk 254 



exUis, Walk 254 



obscurata, Walk 270 



plana. Walk 254 



simplex. Walk 263 



Ortahdes, Haliday, 247, 261, 268, 292 



OrtaUs, Fallen 296 



obUqua, Walk 297 



tarsalis, Walk 296 



Oxygyrus, Benson 205 



Paehyrhina, Macq 231 



tripartita, Walk 231 



Paragvis, Latr 266 



latiuscidus. Walk 266 



Paragiis, Meig. ....... 285 



substitutus. Walk 285 



Patella compressa, Loioe .... 177 



lusitauica, Gm 176 



pellucida, L 176 



punctata. Lam 176 



rustica, Linn. . . . . . 176 



Pentastoma denticulatum . . . 255 



PhasianeUa 205 



Phorocera, Macq 240 



couvertens, Walk 240 



Phytalmia, Gerst 269 



guttipennis, Walk 269 



Pisces 227 



Planaria latiuscula, Goeze ... 3 



MoUs, Goeze 33 



Putoria, Goeze 33 



Platystoma, X«/;- 268,293 



atomaria, Latr 293 



Irontahs, Walk 268 



producta, Walk 293 



punctiplena. Walk. . . . 268 



Poticara, Walk 218 



triarcuata 249 



i'rosoiia, Sl.-Farg 243 



lurida. Walk 243 



P.-^ilides, Walk. . . 253, 269, 299 

 Psilopus, Meigen .... 238, 283 



marginalis, Walk. . . . 283 



variipennis, Walk 238 



Pterogeuia, Bigot 292 



variipennis. Walk 292 



vittiiinis, Walk 292 



I'hilocera, Wied .... 232, 270 



Page 

 Philocera quadridentata . . 232, 270 

 Purpura Lapdlus, Linn. (sp). . . 185 



ReptUia 224, 225 



BeptiUa, Key to Professor Owen's 



arrangement of the .... 218 



Ehopalophoi'us, Lies 51, 56 



coronatus. Lies 51 



horridus, Lies 51 



Rioxa, Walk - 252 



formosipennis, Walk. . . 252 



Runiina, Bisso 196 



RutUia, Lesv 241, 287 



atribasis, Walk 288 



complicita, Walk. . . 288, 301 



fervens, Walk 288 



glorificans. Walk 241 



lucigena. Walk 242 



Monefa, Walk 242 



satuvatissima, Walk. . . . 287 



trixoides. Walk 289 



volucelloides. Walk. . . .289 



Rhypliomorpha, Walk 275 



bilinea. Walk 275 



Salduba, Walk 271 



hilaris, Walk 271 



lugubris. Walk 271 



melanaria, Walk 272 



scapularis. Walk 272 



singularis, Walk 272 



Sargus, Fabr 273 



concisus. Walk 273 



debilis. Walk 274 



inficitus. Walk 274 



longipes 232 



quadrifasciatus, Walk. . . 274 



tarsalis, Walk 274 



tibialis. Walk 273 



Saruga, Walk 233 



conifera 233 



Sciara, Meigen 263 



longipes, Walk 263 ' 



Sclerostoma Sgngatnus, and the 



disease which it occasions in 

 birds, T. S. Cobbold on . . . 304 

 Sepedon, Lair 291 



costahs. Walk 291 



Sepsides, Walk. . . . 253, 269, 297 

 Shell, univalve, J. D. Macdonald 



on the homologies of the , . . 204 

 Sijiaretus haliotoideus, Linn. . . 184 

 Siphonaria pectiuata, Linn. . . . 177 



Solarium luteum. Lam 177 



Spilogastcr, Macq. . . > . . 246 



xanthoceras, Walk. . 246, 261 



Stratiomidffi, Haliday, 232, 258, 270, 



300 . 

 Strationiys, Geoff- . . 232, 258, 271 



a^quahs. Walk 271 



bifaseia 232 



finaUs. Walk 258 



