Xll. LIVERPOOL BIOLOGICAL SOCIETY. 



The sixth meeting of the fifteenth session was held at 

 University College on Thursday, March 28th, 1901. The 

 President in the chair. 



1. Prof. D. J. Cunningham, M.D., D.Sc., F.R.S. of Dublin 

 University gave an interesting lecture entitled 

 " The Microcephalic Idiot." The lecturer dealt 

 with the problems connected with the growth and 

 structure of the skull and brain, the changes which 

 occur in the various parts of the cerebral hemis- 

 pheres, and the relation of these changes to the 

 theory of atavism. The lecture was illustrated by 

 a number of lantern photographs. 



The seventh meeting of the fifteenth session was held 

 at University College on Friday, May 10th, 1901. The 

 President in the chair. 



1. Paper by Mr. A. Scott on some additions to the Fauna 



of Liverpool Bay (isee "Transactions," p. 341). 



2. Paper on the Neck Glands in Marsupials, by Mr. J. 



Johnstone, B.Sc. (see " Transactions," p. 354). 



3. The methods and results of the German Plankton Ex- 



hibition, by Dr. J. T. Jenkins (see " Transactions," 

 p. 279). 



4. Report on the Aculeate-Hymenoptera of Lancashire 



and Cheshire, byMr. Willoughby Gardner, F.R.G.S., 

 (see " Transactions," p. 363). 



5. Notes on (a) suprasternal ossifications, (b) the presence 



of eight cervical vertebrae in the human skeleton, by 

 Prof. Paterson, M.D. 



