498 
Melanippe, new species of, 448. 
Melanthia, new species of, 447. 
Meldola, R., on evolution, 155. 
Mello, Rev. J. M., on the bone-caves 
of Creswell Crags, 256. 
Mereschkowsky, C., on Wagnerella, 
70; on the Hydroida, 239, 3822, 
421, 
Merulius, new species of, 23. 
Mesites, on the zoological affinities of 
the genus, 493. 
Mesogona, new species of, 169. 
Metrarga, characters of the new 
genus, 370. 
Miana, new species of, 84. 
Micardia, characters of the new genus, 
81. 
Micrzeschus, new species of, 402. 
Microvelia, new species of, 374. 
Miers, E. J., on the Plagusiinze, 147. 
Millepora alcicornis, on the identity 
in structure of, with Stromatopora, 
302. 
Milne-Edwards, A., on the zoological 
affinities of the genus Mesites, 493. 
Moore, F., on new species of Lepi- 
doptera, 227. 
Mormo, new species of, 289. 
Moseley, H. N., on a new species of 
Land-Planarian, 237. 
Miiller, Dr. F., on the Nauplius stage 
of prawns, 481. 
Mugil, new species of, 486. 
Myelois, new species of, 236. 
Mythimna, new species of, 79. 
Nabis, new species of, 373. 
Neenia, new species of, 290. 
Neptis, new species of, 481. 
Newberry, Mr., on Dinichthys, 350. 
Nicholson, Prof. H. A., on the minute 
structure of Heliophyllum and 
Crepidophyllum, 44; on the genus 
Palzacis, and the species occurring 
in British Carboniferous rocks, 
206. 
Niphonissa, new species of, 394. 
Niphreea, characters of the new 
genus, 40. 
Norman, Rey. A. M., on Selaginop- 
sis, and on the circumpolar dis- 
tribution of certain Hydrozoa, 189 ; 
on the genus Haliphysema, with 
description of several forms appa- 
rently allied to it, 265, 424; on 
the architectural achievements of 
little masons, Annelidan(?) and 
Rhizopodan, 284. 
INDEX. 
Nyctipao, new species of, 291; 
Nysius, new species of, 367. 
Obelia flabellata, on the reproduction 
of, 251. - 
Ochria, new species of, 83. 
Ochropleura, new species of, 166. 
(Edionychis, new species of, 316. 
Oorhiza, description of the new genus, 
325. 
Ophiothela, new species of, 463. 
Ophiuride, on a remarkable new 
form of, 468. 
Ophiusa, new species of, 293. 
Orthogonia, new species of, 288. 
Orthonectida, on the, 181. 
Orthosia, new species of, 167. 
Owen, Prof., on the Solitaire, 87; 
on a new Marsupiai from Austra- 
lia, 103. 
Oxicesta, new species of, 251. 
Oyster, on the geographical distribu- 
tion of the common, 185. 
Pachyligia, new species of, 442. 
Paleacis, on the genus, and the 
species occurring in British Car- 
boniferous rocks, 206. 
Pericladium, note on, 421. 
Perinzenia, new species of, 289. 
Peripatus novee-zealandiz, on the 
structure of, 204. 
Phasmide, on a species of, appa- 
rently possessing structural ar- 
rangements both for aerial and 
aquatic respiration, 101. 
Philodromus, new species of, 122. 
Phlogophora, new species of, 193. 
Phyllocharis, new species of, 39. 
Physemaria, observations on the 
group, 1, 70. 
Phytophagous beetles, on new genera 
and species of, 38, 512. ; 
Pityriasis gymnocephala, on the 
young of, 37. 
Plagusiine, revision of the, 147. 
Plataplecta, new species of, 195. 
Plesioneura, new species of, 340. 
Pleuronectes, on the young stages 
of, 419. 
Plusia, new species of, 201. 
Polycystina of the North-Polar Ex- 
pedition, on the, 425. 
Polyommatus, new 
229. 
Polyserias, description of the new 
genus, 303, 421. 
Porothelium, new species of, 23. 
Porphyrio, new species of, 98. 
species of, 
