502 
Helotium, new British species of, 127. 
Hemiptera, on the organs of secre- 
tion in the, 427. 
Hemirhamphus, 
species of, 427. 
Herpetiethiops, characters of the new 
genus, 27. 
Hesse, M., on a new parasitic Crus- 
tacean, 73. 
Hincks, Rev. T., on new British Hy- 
droida, 296; on Ophiodes, a new 
genus of Hydroida, 421. 
Hogg, J., on the capture of Gymne- 
trus Banksii near Whitby, 136. 
Humbert, A., on the fossil fishes of 
Mount Lebanon, 237. 
Hyalonema, observations on, 287, 
397, 485; on the existence of, in a 
fossil state, 404. 
Hydroida, on new British, 296, 421. 
Hymenoptera, on the development 
and position of the, 82. 
Hyvrtl, Prof., on the lateral canal of 
Lota, 264. 
Insects, on the morphology of, 82. 
James-Clark, Prof. H., on the affini- 
ties of Peridinium Cypripedium 
and Urocentrum Turbo, 2; on the 
structure and habits of Anthophysa 
Miilleri, 429. 
Jeffreys, J. Gwyn, on dredging among 
the Hebrides, 387 ; on a new spe- 
cies of Montacuta, 396. 
Jones, T.R., on the paleozoic bi- 
valved Entomostraca, 32. 
Jussizea repens, on the synonymy and 
geographical distribution of, 340. 
Kirkby, J. W., on the palzozoie bi- 
valved Entomostraca, 32. 
Krefft, G., on the dentition of Thy- 
lacoleo carnifex, 148. 
Kiinckel, J., on the organs of secre- 
tion in the Hemiptera, 427. 
Lacaze-Duthiers, H., on the morpho- 
logy and affinities of the Brachio- 
poda, 133. 
Lecidea, new British species of, 
103. 
Leighton, Rev. W. A., Notule Li- 
chenologice, by the, 23, 103, 169, 
306, 405; on a new locality for 
Scheuchzeria palustris, 338; on 
the examination andrearrangement 
of the Cladoniei, 405. 
Leposphilus, on the characters and 
habits of the new genus, 73. 
on West-African 
INDEX. 
Lichens, descriptions of new, 23, 103, 
on new chemical tests for, 169, 405. 
Limozota, description of the new ge- 
nus, 482. 
Linyphia, new species of, 460. 
Lota, on the lateral canal of, 264. 
Lycophidium, new species of, 29. 
M‘Coy, Prof. F., on a new species of 
Halmaturus, 322; on some new 
species of fossil Volutes, 375. 
Macrornis, new species of, 110. 
een observations on the genus, 
ay fi 
Mammoth, observations on the, 136. 
Martes, new species of, 286. 
Martins, C., on the synonymy and 
geographical distribution of Jus- 
sizea repens, 340. 
Mecznikow, E., on the Rhabdoccela, 
57; on the development of the 
Myzostoma, 339. 
Medusz, on fossil, 344. 
Meek, F. B., on the microscopic 
shell-structure of Spirifer cuspida- 
tus, 144. 
Megatheroid animals, on the disco- 
very of the dermal shield in, 137. 
Meiert, F., on the reproduction of 
the Cecidomyide, 496. 
Ea ate on the genera of the, 
2 
Menobranchus, notes on the genus 
and its natural affinities, 363. 
Mephritus, description of the new 
genus, 479. 
Miers, J., on the Menispermacee, 12. 
Milne-Edwards, A., on the Mi-lou or 
Sseu-pou-siang from the north of 
China, 71. 
Montacuta, new species of, 396. 
Murray, A., on the homologies of the 
male and female flowers of Coni- 
fers, 212, 304; on the habits of 
the Prisopi, 265. 
ee ene on the development of, 
339, 
Nototherium Mitchellii, on an upper 
incisor of, 475. 
Notule Lichenologicz, 23, 103, 169, 
306, 405. 
Nylander, Dr. W., on three new spe- 
cies of Thelocarpon, 23; on new 
British Lichens, 103; on two new 
chemical tests for Lichens, 169. 
Oligarces, description of the new ge- 
nus, 496. 
