PROCEEDINGS OP THE SOCIETY. 931 



Mr. H. J. Waddington : 



Magnesium urate (radiating crystals). 



Mercurious chloride (Calomel). 

 Dr. Wallicli : 



Diatoms from Nottingham (Virginia) shown with new condenser. 



The second Conversazione of the Session was held on the 22nd 

 April, 1885. 



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

 Mr. Badcock : 



Melicsrta ringens on Hydrodictyon utriculatum, Lophopus crystal- 

 linus, StepTianoceros eichhornii, Floscularia cornuta, &c., from a 

 London Park. 

 Mr. Chas. Baker : 



Microscopes, Apparatus, and Objectives by Zeiss. Various forms 

 of Prof. Abbe's Illuminator for English and other Students' 

 Microscopes. New German Object-cases. 

 Mr. Bolton : 



Atax upsilophora, ChirocepJialus diaphanus (Nauplius stage) 

 Asplanchna Ebheshornii, and diatoms with attached fibres. 

 Mr. E. W. Burgess : 



Janischia ? antiqua Grun. 



Longitudinal section of Ebony showing crystals. 

 Mr. Cheshire : 



Gland (oil ?) from vertex of head of Hive Bee. — Probably this 

 gland by its secretion enables the bee to render its wax plastic 

 at the time of comb-building. 

 Gland (Salivary) from the head of Hive Bee. — This gland converts 



the cane sugar of nectar into grape sugar. 

 Gland (Salivary ?) from pro-thorax of Hive Bee. — This gland pro- 

 bably has to do with supplying a developing queen with food. 

 Mr. Crisp : 



Nobert's Euling Machine. 

 Mr. Dowdeswell : 



The Microbe of Fowl Cholera, in blood of Pigeon. 

 Mr. E. T. Draper : 



Original Drawings of Microscopic Objects. 

 Mr. F Enock : 



Legs of various Bees, showing the pollen-collecting apparatus ; 



also plain, spiral, plumed, razor-shaped, and pinnate hairs. 

 Drawing of some of the British Mymarides. 

 Mr. F. Fitch : 



Dissection of Earwig showing gastric teeth in situ. 

 Mr. Hardy : 



Mdicerta ringens, Conochilus volvox, &c. 

 Mr, J. Hood: 



Floscularia cornuta, Limnias ceratophylli, Melicerta ringens, &c. 



