342 REPORT—1845. 
On the undescribed Species of Anoplura. By H. Denny. 
On the Varieties of the Human Race. By Dr. Hodgkin. 
On Subterranean Temperature in Ireland. By Prof. Oldham. 
On the Statistics of Sickness and Mortality at York. By T. Laycock, M.D. 
On the Microscopic Structure of Shells. By W. Carpenter, M.D., F.R.S. 
