The next Meeting of the Society for Scientific Business will 

 be held on Tuesday, February 7th, 1911, at half-past Eight 

 o'clock P.M., Avhen the following communications will be 

 made : — 



1. Dr. W. y. F. Woodland, F.Z.S. 



On the Structure and Function of the Gas-Glands and Retia 

 Mirabilia associated with the Gas-Bladder of some Teleostean 

 Fishes, -with notes on the Teleost Pancreas. 



2. Prof. J. CossAR EwART, M.D., F.R.S., F.Z.S. 



Skulls of Oxen from the Roman Militaiy Station at New- 

 stead, Melrose. 



3. George P. Farran. 



Plankton from Christmas Island, Indian Ocean. — I. On 

 Copepoda of the Family Corycosidpe. 



4. H. R. Hogg, M.A., F.Z.S. 



On some New Zealand Spiders. 



The following communications have been received : — 



1. Dr. F.D.Welch, F.Z.S. 



Observations on different Gibbons of the Genus Hylohates 

 now or recently living in the Society's Gardens, and on a 

 Symphalangus syndactylas, with Notes on Skins in the Natural 

 History Museum. 



2. R. Lydekker. 



On Tragelaphxis huxtmii, an Antelope from Abyssinia, 



,3. Edward G. Boulenger. 



A Contribution to the Study of the Variations of the Common 

 Salamander (S'cdamandra maculosa). 



4. G. A. BouLEXGER, F.R.S., Y.P.Z.S. 



On a Collection of Fishes from the Lake Ngami Basin, 

 Bechuanaland. 



