521 



Page 

 Monarcha aruensis, 497 ; carinata, 

 497 ; clivysomelas, 497 ; guttu- 

 latus, 497 ; inoniata, 497 ; mela- 

 nonotus, 497 ; tricolor, 498. 



Monas amyli 417 



Monera, Haeckel's monog. of . . 427 



, remarks as to position . . 427 



, tabular systematic arrang. of 435 



Monitor arenaria 371 



Monodon, ear-bones of . . - • 187 



Monothalamia 2G3 



amjDbistomata 408 



monostomata 403 



Monostomatous thalamopbora . . 391 

 Slonotreraata, ossicula auditvls of . 189 

 Morpbology of the mammalian os- 

 sicula auditus 185 



Mug\l, Artedi, 141; cascasia, B". 5., 

 150 ; corsula, Ham. JBuch., 150 ; 

 dussumieri, Cuv. (I\- Val. (i'tnote), 

 150 ; hamiltonii, Da^, 150 ; ne- 

 palensis, Gicnth. (ftnote) . . . 150 



Mugilid£e 141, 150 



Mus, malleus of 186 



islandicus (? sylvaticus) . . 33 



Myiagra concinna, 498 ; latirostris, 



498. 

 Myodes lemmus, 27, 327 ; area of 

 Norwegian habitat, 328; enemies 

 of, 32, 328, 330 ; epizootic disease 

 of, 330 ; food of, 328 ; migra- 

 tions, directions of, 333 ; occur- 

 rence of great ones, 334 ; nest of, 

 328; reproduction, 329; wan- 

 dering, consequence of strong 

 vitality, 328, 330, 332 ; schisti- 

 color, Lilljeh., 329. 



Myogale, malleus of 186 



Myra carinata, 107 ; elegans, 107 ; 



mamillaris, 107. 

 Myrmecobius, incus &c. of . . . 189 



Myrmica ruginodis 222 



Mysastruni radians . . . 430, 431 

 Myxobrachia ....... 434 



Myxodictyura sociale, HaecJcel . . 432 

 Myxomycetse, as to their position, 

 417 ; develop, of, 414 ; remarks 

 on, 413 ; sp. ? Cienk., observ. on, 

 416. 

 Myzomela obscura, OouJd . . . 496 



Nandicte 139, 144 



Nandus marmoratus, Cuv. ^" Val, 

 (ftnote) . . ... . . . 139,144 



Nangra Buchanani, Dai/, 351 ; iri- 

 descens, Sam. £tich.,251 ; punc- 

 tata. Day, 351. 

 Nematodes of Porpoise .... 42 



Neobalfena, ear-bones of ... . 187 



Page 



Neophron ginginianus, as to coloiu* 

 of bill of, 16 ; geog. distrib. of, 15 ; 

 map showing range of, PI. VIII. ; 

 monachus = Vultur monachus, 2 ; 

 percnopterus, geog. distrib. of, 

 13 ; map showing range of, PI. 

 VIII. ; pileatus, geog. distrib. of, 

 17 ; map showing range of, PI. 

 IX. 

 Neptis dindinga, 196 ; dorelia,196 ; 

 gononata, 196 ; heliodora, 196 ; 

 leuconota, 196 ; mamaja, 196 ; 

 l>eraka, 196. 



Nesocentor chalybeus 81 



New Guinea, contributions to the 



ornithology of. Part I., 79 ; Part 



II., 305 ; Part III., 457 ; Part 



IV., 486. 



Nicholson, H. A., and Etheridge, 



E.., on the genus Alveolites . . 353 



Norwegian lemming, D. Crotch on 



27, 83, 157 ; R. Collett on, 237. 



Noterus sparsus, exper. on . . • 172 



Notes on the genus Alveolites 



and allied forms of Palaeozoic 



corals 353 



Notice of new hving Crinoids belong- 

 ing to the Apiocrinidse ... 47 

 Nuclearia simplex, Cienk. . . . 385 

 Nuclei of endosarc in Actinosphse- 



rium, &c 427 



Nucleus, Hertwig and Lesser's ac- 

 count of 264 



Numenius cyanopus, 320 ; uropy- 



gialis, Gould, 504. 

 Nursia abbreviata, 107; plicata, 

 107 ; sinuata, Miers, sp. n., 107. 

 Nyctalemon docile 197 



Observations on ants, bees, and 



wasps 217 



Odontopteryx, ankylosed teeth of, 



remarks, on 92 



OEdionychis, Latr., 478 ; Howittii, 



Baly, 11. sp., 478. 

 G^nops calil'orniana, 24; falklan- 



dica, 24 ; perniger, 23 ; urubi- 



tinga, 24. 

 Oligotoma Saundersii, 379 ; Mi- 



chaeli (PL XXI.), 383. 

 Olulaniasis, a parasitic disease of 



cats 45 



Olynthia ruficapilla, Btirm., 380 ; 



cubana, Sagen, 381. 

 Olyra longicauda, M'Clell., 347; 



Burmanica, Day, 348 ; laticeps, 



M'ClelL, 348. 

 Ompok, Lacep. (ftnote), 342 ; si- 



luroides, Lacep. (ftnote), 348. 



