I N D E X. 



48: 



Macnu'us, new spocit-s of, 119. 

 ^Iftdrepora, new species of, 4^8. 

 Maltlmpsis, charactoi's of the new 



pemis, 2(5. 

 Mammals, new, 117. 

 JNlarchal, P., on tbe oxcretory appa- 

 ratus of the Caiididrt), and on the 



renal secretion of the Crustacea, 



409. 

 Medusa, on a freshwater, 2">9. 

 Medusie of 8t. Andrews, on the, 295. 

 Meelian, T., on the causes afl'ecting 



variations in Linaria Auljiaris, 



2C..1 

 Meiratharsis, characters of tiie new 



frenus, 59. 

 Melicerta ringensand M. conifera, on 



tlie anatomy of, 34. 

 Melioertites, new species of, 51. 

 Melieertitidaj, on Chilostuuiatons 



characters in, 48. 

 ^lelvill, J. U., ou new moUuslcs from 



S. Africa, 237. 

 Menibraiiipora, on some species of, 



80, 172. 

 Metapenreus, characters of the new 



genus, 271. 

 Micraglossa, characters of the new 



genus, (55. 

 Micreremites, characters of the new 



genus, GG. 

 Micrutus, new species of, 117. 

 JNIole, on the food-stores of the, 110. 

 Mollusca, new, 236, 237, 444 ; notes 



on African, 317. 

 Monocotylidfe, on the nervous sys- 

 tem of, 480. 

 Monoporella, on some species of, 474. 

 Mucronella porosa, note on, 478. 

 Mylitta, new species of, 236. 

 Mysella, on the genus, 235. 

 Nautili, notes on, 259. 

 Tseothauma, remarks on, 323. 

 Nettastoma taeniola, remarks on, 135. 

 Newportia, new species of, 161. 

 Norman, Canon A. M., ou Cyclo- 



stoma and Pomatias, 17(J ; on 



Comaster and Comatulidae, 180. 

 Nuclear division, on amitotic, iu the 



animal kingdom, 362. 

 Onthophilus, new species of, 403. 

 Onychodus arcticus, remarks on, 14. 

 Op'hiothrix fragilis and O. Luetkeni, 



remarks ou, 337. 

 Ophiura, on the generic term, 339, 

 Ophiurids, notes on British, 337. 

 Otocryptops, new species of, 159. 



Pachycriorus, new species of, 380. 

 I'apilio, new species of, 78. 

 Paradicrolene, new species of, 30. 

 Pariigonaster, new species of, 430. 

 Parasolenocera, characters of the 



new genus, 276. 

 Pavatropus, new species of, 390. 

 Parmacellus gracilis, note on, 331. 

 Peutacta, notes ou the name, 40(5. 

 Perseplionaster, characters of the 



new genus, 430. 

 Phasmidte of Madagascar, on the, 



150. 

 Pherusa fucicola, on, 81. 

 Physiculus, new species of, 28. 

 Pilidium larva, 183. 

 Pipa, on the structure of the hand in, 



193. 

 Pisidium, new species of, 237. 

 Platysoma, new species of, 384. 

 Plesiosaurians in the Cretaceous of 



Brazil, on the occurrence of, 314. 

 Pleurotoma, now species of, 444. 

 Pocock, R. I., on new species of Chi- 



lopoda, 152 ; on new Geophilidie, 



215 ; notes on some scorpions, 241. 

 Polvzoa, new, 51 ; ou the marine, 



80, 109, 471. 

 Pomatias, on the generic name, 170. 

 Pousonby, J. H., on new moUusks 



from S. Africa, 237. 

 Pontaster, new species of, 428. 

 Porolepis, characters of the new 



genus, 8. 

 Prionechinus, new species of, 441. 

 Prion ocrangon, characters of the new 



genus, 3(31. 

 Procoptodon, on the lower jaws of, 

 , 259. 

 Psammosteus arenatus, remarks ou, 



10. 

 Pseudarchaster, new species of, 432. 

 Pteraspis Nathorsti, remarks on, 2. 

 Pterosaurians in the Cretaceous of 



Brazil, ou the occurrence of, 314. 

 Pulmonata, on the central nervous 



system of the, 186. 

 Pythina, ou the genus, 227. 

 Raua, new species of, 290, 346, 



cantabrigensis, notes on, 453. 



Rath, Ur. 0. v., on the dermal sense- 

 organs of the Crustacea, 299, 

 Reptilia, new, 85, 287, 2^8, 405. 

 Rotifers, on the anatomv of certain, 



34. 

 Roule, L., on the development of 



the blastodermic layers iu Isopod 



