374 PROCEEDINGS OF THE SOCIETY. 



Mr. Badcock read a paper, " On Podophjra qiiadripartita,''' illus- 

 trating the subject by numerous drawings on the black-board. 



Mr. Crisp announced that in future the Journals, &c., received 

 since the previous meeting would not be put on the shelves, but 

 would lie on the table during the meeting for examination by the 

 Fellows. 



The following Objects, Apparatus, &c., were exhibited:— 



Mr. Badcock : — Podophyra quadripartita. 



Mr. Beck : — (1) Improved Microscope with swinging Substage 

 (see p. 329), (2) Section of the stem of lime tree — stained with magenta 

 and blue aniline. 



Mr. Bolton : — Coleps Mrtus. 



Mr. Crisp : — (1) Klonne and MuUer's demonstration Microscope 

 (see p. 144). (2) Lobb's revolving object-holder. (3) Zeiss's quad- 

 ruple nose-piece, with four object-glasses in situ. (4) Micrometer 

 rulings by Professor Eogers. 



Prof Martin Duncan : — Parasitic sponge, illustrating his paper. 



Mr. Dunning : — Improved turntable (see p. 333). 



Dr. Gibbes : — (1) One-twelfth homogeneous-immersion objective, 

 by Powell and Lealand, with adapter for use with the Wenham 

 binocular prism. (2) Specimens of double and treble staining. 



Mr. Guimaraens : — Powell and Lealaud's improved immersion 

 condenser (see p. 330). 



Mr. J. Mayall, jun. : — New form of Tolles' traverse lens. 



Mr. James Smith : — Scales of Podura, illuminated in the manner 

 described by him. 



Mr. Teasdale : — Modification of Stephenson's Safety Stage made 

 of ebonite (see p. 332). 



New Fellows. — The following were elected Ordinary Fellows ;— 

 Messrs. E. Bostock, O. Brandt, C. Horsley, C.E., E. Letchford, A. 

 Lingard, G. C. Morris, and E. Eosling. 



The President for the time being of the Hertfordshire Natural 

 History Society and Field Club was elected an Ex-qfficio Fellow of the 

 Society. 



Scientific Evening. 

 The first Scientific Evening of the Session was held in the 

 Libraries of King's College, on the evening of Wednesday the 3rd 

 December, 1879. 



The following were the objects, &c., exhibited : — 

 Mr. John Badcock : 



Lophopus crystallinus, Alcyonella. fungosa, Stentor polymorpJia, and 

 S. Mixlleri. 

 Mr. Charles Baker : 



New portable Microscope, Zeiss' adjusting Objective, portable 

 binocular Microscope on Stephenson's principle, and Ward's 

 Microtome. 



