INDEX. 
Monkeys, descriptions of some new or 
little known species of, 56. 
Monormia, on the British species of, 
326. 
Montacuta ferruginosa, notes on, 210. 
Moths, on some nondescript or im- 
perfectly characterized species of, 
110. 
Mygale, new species of, 50. 
Myxormia, description of the genus, 
457. 
Newport, G., on Ichneumon Atropos, 
418. 
New Zealand, on the gigantic birds of, 
147. 
Nostochine, observations on the,321. 
Nucifraga, new species of, 134. 
Nyctotherus, characters of the genus, 
158. 
Odontites verna and its allies, obser- 
servations on, 70. 
Odostomiz, British, notes on the, 
108. 
Orchidacex, observations 
structure of the, 36. 
Ormyrus, new species of, 127. 
Orthagoriscus mola, notice of the cap- 
ture of, 53. 
Owen, Prof., on the gigantic birds of 
New Zealand, and on the geogra- 
phical distribution of animals, 147 ; 
on the 
on powerful bears, probably cozval. 
with the great fossil deer of Ireland, 
234; on the hippopotamus at the 
_ Zoological Gardens, 515. 
Pachyneuron, new species of, 128. 
Palmon, new species of, 130. 
Paludicella, new British species of, 
Panstenon, new species of, 132. 
Paradoxurus Typus, notes on the dis- 
section of, 135. 
Parlby, Major, on the capture of Or- 
thagoriscus mola off the Chesil 
Bank, Dorsetshire, 53. 
Paussidz, new species of, 493. 
Pentaplatarthrus, new species of, 495. 
Perris, M., on the metamorphoses of 
Donacia sagittaria, 238. 
Phalangium, new species of, 52. 
Pheenix sylvestris, description of, 420. 
Pholadidea papyracea and P. lamel- 
lata, on the identity of, 7. 
Phoma, new species of, 368. 
Physochlena, observations on the ge- 
nus, 467 
Pilacre, new species of, 365, 
523 
Planorbis, on some new species of, 
348. 
Plants of the island of Rathlin, 145 ; 
of Orkney, notice of some of the 
rarer, 266; mode of distribution of, 
511; localities for rare British, 146, 
418, 419. 
Plumatella, new British species of, 
200. 
Potato disease, cause of the, 428. 
gre: of the Limnzan Society, 
8. 
Proteacez, on peculiar cells found in 
the style and other parts of certain 
species of, 144. 
Prunus virginiana, notice respecting, 
420 
Psittacus, new species of, 77. 
Pteroglossis, characters of the genus, 
se 
Pteromalus, new species of, 128. 
Puccinia, new species of, 462. 
Quatrefages, A. de, on a fossil Anne- 
lide from the chalk, 509. 
Ralfs, J., on the Nostochinex, 321. 
Reeve, L., on a new species of Buli- 
mus, 61. 
Regalecus, on the British specimens 
of, 501. 
Rhinanthus major and R. angusti- 
folius, observations on, 70. 
Salmon and bull-trout, notes on the, 
241. 
Salpiglossis, observations on the ge- 
nus, 29 
Sanderson, J. S., on the embryogeny 
of Hippuris vulgaris, 259. 
Saturnia, monograph of the African 
species of, 296. 
Savage, T. S., on the species of Ter- 
mitidee of West Africa, described 
by Smeathman as T. bellicosus, 92. 
Scabiosa arvensis, on a double variety 
of, 501. 
Scolicia prisca, description of, 509. 
Septoria, new species of, 379. 
Shells, new, 60, 62, 108, 133, 213,348. 
Sibbald, Dr. A., on the plants of the 
Valley of Fatana, Taheite, 143. ’ 
Silk-worm, examination of the blood 
of the, 424. 
Smiera, new species of, 129. 
Smith, J. T., observations on Echino- 
cactus Eyriesii, 427. 
Smith, Rev. W., on the conjugation of 
Closterium Ehrenbergii, 1 ; on de- 
posits of diatomaceous earth, 121. 
