374 PKOCEEDINGS OF THE SECTIONS. 



Monthly Meeting held JULY 9th, 1888. 



Mr. F. B. Kyngdon in the Chair. 



On the suggestion of Mr. G. D. Hirst, it was decided that 

 application should be made to the Council to purchase a low-power 

 objective of two or three inches focus. 



Mr. Pedley exhibited some photographs of Pleurosigma 

 formosum which seemed by their appearance at the broken edges 

 to support the " bead " theory. 



Dr. Wright presented about twenty copies of the micro- 

 photographs lately taken by him. 



Mr. MacDonnell exhibited the larva of the fresh- water Marsh" 

 fly encrusted with short-stemmed living Vorticellce. This object 

 was illuminated with the parabolic illuminator. 



Mr. Whitelegge exhibited slides showing a species of coral 

 (Clavulina), a Zoophyte (Sarsia) and an embryo star-fish (Asterina 

 exigua), all obtained from the waters of Port Jackson. 



The Rev. Robert Collie exhibited three specimens of moss 

 mounted in balsam, and obtained from Mossman's Bay. 



Monthly Meeting held AUGUST 13th, 1888. 



Mr. F. B. Kyngdon in the Chair. 



Mr. Walker showed some living specimens of Rotatoria 

 (Lacinularia socialis) obtained from Parramatta River. 



Mr. MacDonnell exhibited specimens of the "brick-building" 

 Rotifer, Melicerta ringens, in full activity. 



Mr, Whitelegge exhibited Gorgona spicules (Mopsella coccinea) 

 found at Watson's Bay. 



Dr. Wright exhibited some micro-photographs showing 

 enlargements of 5500 diameters. 



Mr. Hurst exhibited a species of Vorticella. 



Mr. Edmunds exhibited some foraminifera illuminated by the- 

 immersion paraboloid. 



Monthly Meeting held SEPTEMBER 3rd, 1888. 



Mr. F. B. Kyngdon in the Chair. 



Mr. Tryon, from Queensland, furnished some interesting 

 information concerning investigations lately carried on by him 

 relative to the recently discovered parasite harboured in rat's-blood. 

 It was found to be a monad with definite nucleus and limiting 

 membrane. It was probably identical with the parasite supposed 



