317 



Ixodes testudinata, and other parasites 



Pleurosigmajormoswn X 5,500, shown with \ 

 Powell and Lealands' l-60th water im- 

 mersion objective, num. ap. 1*02 I 



Pleurosigma angulatum X 1,200, shown [ 

 with Powell and Lealands' l"12th oil 

 immersion objective, num. ap. 1*42 ) 



The "Micro-Megascope," arranged with^ 

 Camera lucida for drawing objects with \. 

 slight enlargement ... ... J 



Stentor niger from Snaresbrook Excursion... 



(Ecistes umhella, discovered by the ex- ) 

 hibitor in 1878 ... ... f 



Bteplianoceros EicTiornii 



Head of Honey Bee 



Amphipleura pellucida, shown with l-8th 

 oil immersion objective, num. ap. 1*47, 

 and achromatic condenser 



Dactyocalyx pumicea {Sponge) 



Gizzard of Dytiscus marginalis 



Tongue and lancets of Gad-fly 



Leaves of Gymnosperms : — 

 Pinus excelsa 

 Micephalartos altensteini 

 Junijperus comynunis 

 Podocarpus koraiana 



Larval forms of Echinodermata, from the "j 

 Koyal Microscopical Society's Collec- j 



'} 



tion 



Toxopucustes hrevispinosus ... i 



Ecliinocardium cordatum ... J 



Gizzard of Flea 



Section of Agate — Granular arrangement... 



Vorticella 



Various forms of modified crystals of j 

 Platino-cyanide of Ytrium ... J 



Hydra vulgaris 



Crustacean found in a Marine Aquarium . . . 



EcliinorTiynchus from Intestine of Trout ... 



Selected Desmids, Fungi, Vegetable cells,&c. 



Kock Section of Gneiss, Hebrides... 



Pedal ganglion and nerves of Firoloides ... 



JDiatomacecB 



Hair of Rat 



Arsenious Acid... 



Micro -rulings, with complex curvilinear ■) 

 tracery ... ... ... J 



Mr. T. S. Morten. 



Mr. E. M. Nelson. 



Mr. E. T. Newton. 



Mr. J. M. Offord. 

 Mr, F. Oxley. 



Mr. G. D. Plomer. 

 Mr. R. A. Potts. 



Mr. Thos. Powell. 



Mr. B. W. Priest. 

 Mr. G. E. Quick. 



Mr. J. W. Reed. 



)■ Mr. W. W. Reeves. 



Mr. C. S. Rolfe. 

 Mr. James Russell. 

 Mr. Joseph Russell. 



Mr. J. C. Sigsworth. 



Mr. J. E. Simmonds. 

 Mr. T. Simpson. 

 Mr. W. Smart. 

 Mr. C. V. Smith. 

 Mr. Geo. Smith. 

 Mr. C. Stewart. 

 Mr. M. J. Swift. 

 Mr. J. G. Tasker. 

 Mr. J. W. Tate. 



Mr. W. Teasdale. 



