I^DEX. 



Manson, P., on the periodicity of 



Filarial migrations... 239 



Marsh, S., jnn.,on bleaching and 

 washing microscopical sections 54 



Martinelli, A., on the germina- 

 tion of a seed 13 



Matthews, Dr. J., on a machine 



for cutting hard sections ... 83 



Michael, A. D., on two species of 



Acarina ... ... 107 



„ On a specimen of Platy- 



gaster ... ... 314 



Microscopical sections, S. Marsh 

 on bleaching and washing ... 54 



Microscopists, J. Deby on " Ee- 

 ceipts" for 165, 213 



Morland, H., on mounting opaque 

 objects with bees-wax ... 196 



Nelson, E. M., observations on 

 the flagellum of Bacterium and 

 Micrococcus ... ... ... 327 



Newton, E. T., on boring sponges 290 



Objects found at recent excur- 

 sions, M. C. Cooke's list of ... 105 



Opaque objects, H, J. Eoper on 

 a method of dry mounting for 193 



Opaque objects, H. Morland on 

 mounting, with bees-wax . . . 196 



Peculiarities of a flea, R. T. 

 Lewis on some ... ... 168 



Periodicity of Filarial migra- 

 tions, P. Manson on 239 



Perroncito, E., on the endemic 

 disease of the Mount St. Goth- 

 ard Tunnel labourers . . . 141 



Pitcher plants, W. H. Gilburt on 

 the histology of ... ... 151 



Polymastia hiclavata, B. W. 

 Priest on 302 



President's Address, 1880, by 



Dr. T. S. Cobbold 171 



1881, by T. 

 Charters White 305 



Priest, B. W., on the natural his- 

 tory and histology of 

 sponges ... 229, 269 



,, On Polymastia hiclavata 302 



Platy gaster, A. D. Michael on a 

 specimen of ... ... ... 314 



Proceedings— 29, 85, 121, 182, 



214, 272, 312 



Proto coccus 'pluvialis, T. C.White 

 on the resting spores of ... 43 



Psorospermia, H. T. Whittell on 

 the association of bodies re- 

 sembling, with the degenera- 

 tion of Hydatid cysts... ... 47 



Pygmephorus spinosus, A. D. 

 Michael on ... ... ... 113 



Rabbit's tongue, T. C. White on 

 the gustatory organs of the... 290 



Paphiodcsma minima, J. G. 

 Waller on 97 



PAGE 



*' Receipts for Microscopists," J. 



Deby on 165, 213 



Roper, H. J., on a method of dry 



mounting for opaque objects 193 

 St. Gothard Tunnel labourers, 

 E. PeiToncito on the endemic 

 disease of ... ... ... 141 



Seed, A. Martinelli on the ger- 

 mination of a .. . ... ... 13 



Sharpey, Dr., death of 122 



•* Special Exhibition Meeting" of 



April 29, 1881 315 



Spiders' webs, G. Hind on col- 

 lecting and mounting... ... 10 



Sponge {RapModesma minima), 



J. G.Waller on ... 97 

 „ (Cliona celata), J. G. 



Waller on ... 251, 291 

 ,, {Polymastia hiclavata), 



B. W. Priest on ... 302 

 Sponges, B. W. Priest on the 

 natural history and 

 histology of ... 229, 269 

 Stage and object holder, R. G. 



West on a new universal ... 25 

 Stewart, C, on boring sponges, 



274, 289 

 Stolterfoth, Dr. H., on a simple 



method of cleaning Diatoms... 95 

 Strongylus filaria, T. S. Cobbold 



on 225 



„ „ J. Beulah on ... 226 



Sub-stage, J. Mackenzie on a 

 swinging ... ... ... 170 



Tatem, J. G., on a large flea ... 127 

 Turntable, C. G. Dunning on a... 81 

 Vaginicola grandis, J. D. Hardy 



on 218 



Vivarium, J. D. Hardy on a new 212 

 Waddington, H. J., on the use of 



arabin in mounting 199 



Waller, J. G., on Raphiodesma 



minima ... ... 97 



,, On Cliona celata — does 

 the sponge make the 

 burrow? ... 251, 291 

 West, R. G,, on a new universal 



stage and object holder ... 25 

 White, T. C.jOn the resting spores 



oi Protococcus pluvialis 43 

 „ On a simple growing slide 201 

 „ On boring sponges ... 287 

 ,, On the gustatory organs 



of the rabbit's tongue 206 

 „ President's Address, 1881 305 

 Whittell, Dr. U. T., on the As- 

 sociation of bodies resembling 

 Psorospermia with the degen- 

 eration of hydatid cysts ... 47 

 Williams' freezing microtome, J. 



W. Groves on use of ether with 293 

 Zoophyte-trough, «S:c., H. J. Fase 

 on a 249 



