INDEX. 
Pelobates syriacus, on the tadpole of, 
61. 
Perga, new species of, 39. 
Petosia, new species of, 216. 
Pheebodus, new species of, 282. 
Phoniocercus, characters of the new 
genus, 99. 
Photoscotosia, new species of, 224. 
Pilliet, Dr. A. H., on the salivary 
apparatus of birds, 473. 
Planorbis, new species of, 111. 
Platyja, new species of, 263. 
Pocock, R. I., on Neotropical Scor- 
pions, 77; on the classitication of 
Scorpions, with descriptions of 
new genera and species, 503. 
Polyzoa, general history of the ma- 
rine, 140; from Trondhjem Fiord, 
on some, 446, 
Ponsonby, J. H., on new Mollusca, 
103. 
Protarphius, characters of the new 
genus, 183, 
Pseudanthessius gracilis 
from Scotland, 241. 
Pseudochalceothea, on some species 
of, 453. 
Pseudocletodes, characters of the new 
subgenus, 259, 
Pseudocoremia, new species of, 156. 
Pseudosiona, characters of the new 
genus, 18. 
Pterostichus, new species of, 162. 
Pulvinaria, new species of, 51. 
Pupa, corrections to descriptions of 
species of, 111. 
Red Grouse, on the changes of 
plumage in the, 61. 
Remigulus, characters of the new 
genus, 242, 
Reptilia, new, 273, 489. 
Reptilian tooth with two roots, on a, 
227, 274. 
Rhiostoma, new species of, 32. 
Rhopalodon from the Permian rocks 
of Russia, on evidences of, 74. 
Rhynchogonus, new species of, 293. 
Rothschild, Hon. W., on new spe- 
cies of Enoplotrupes, 56; on new 
or little-known species of Cole- 
optera, 452; on new species of 
Lepidoptera, 455. 
Sagola, new species of, 175. 
Salpa, on the origin of the organs of, 
123; on the nutrition of the em- 
bryo of, 369. 
Scales in Mammals, on the origin of, 1. 
recorded 
427 
Schizoporella biturrita, note on, 144. 
Sciuropterus, new species of, 30. 
Scorpio, on the coxal glands of, 54. 
Scorpions, on Neotropical, 77; on 
the classification of, with descrip- 
tions of new genera and species, 
303. 
Scorpiops, new species of, 823. 
Scott, T. and A., on new or rare 
Crustacea from Scotland, 237. 
Scrupocellaria, new species of, 451. 
Scydmeenus, new species of, 178. 
Seeley, Prof. H. G., on evidences of 
Deuterosaurus and Rhopalodon 
from the Permian Rocks of Russia, 
74; on a Reptilian tooth with two 
roots, 227, 274. 
Semnopithecus, new species of, 230. 
Sessinia, new species of, 290. 
Setinochroa, new species of, 217. 
Sipho gracilis, remarks on, 354. 
Sirrhas, characters of the new genus, 
367. ‘ 
Smith, E, A., on the genus Sphenia, 
277. 
Smith, H. G., on new Butterflies 
from Kina Balu, 34, 
Somatidia, new species of, 390, 
Spargania, new species of, 466, 
Sphenia, remarks on the genus, 277. 
Sponges, on the occurrence of several 
species of, on Terebratulina, 441. 
Starfishes, on the names or existence 
of three exotic, 25. 
Startes, new species of, 170. 
Stenogyra, new species of, 105. 
Stictoptera, new species of, 218. 
Stilbocara, characters of the new 
genus, 387. 
Styloseris, characters of the new 
genus, 332. 
Succinea, new species of, 110, 
Swinhoe, Col. C., on new Geometers, 
147; on new Oriental Lepidoptera, 
210, 254. 
Sypna, new species of, 261. 
Tanaorhinus, new species of, 150. 
Tarentola americana, note on, 204. 
Teleosteans, on the karyokinetic 
phenomena in the cells of the 
blastoderm of, 478. 
Telesto, new species of, 436, 
Terebratulina, on the occurrence of 
some species of sponges on, 441. 
Testacella, on the generative system 
in the genus, 21. 
Thamnonoma, new species of, 16. 
