23 



The following Papers have been received : — 



JosePH Conrad Chamberlin. 



A Systematic Monogi-aph of the Tachardiinse or Lac Insects 

 (Hemiptera — Coccidse). 



Prof. K. KosTANECKi, M.D., LL.D. 



On a Remnant of the Omphalo-mesenteric Arteries in the 

 Manatee. 



The Publication Committee desir-e to call the attention of 

 those who propose to offer Papers to the Society, to the great 

 increase in the cost of paper and printing. This will render it 

 necessary for the present that papers should be condensed, and 

 be limited as far as possible to the description of new results. 



Communications intended for the Scientific Meetings should 

 be addressed to 



P. CHALMERS MITCHELL, 



Secretary. 

 Zoological Society of London, 

 Regent's Park, London, JS". W. 8. 

 Afarch Uth, 1923. 



