IN PRESS 



Will Issue about September ist. 



List of Coleoptera, or Beetles 

 of North America 



By Charles W. Leng 



Contents: 



I. A careful sketch of the recent systems of classifi- 

 cation used in this order. 

 II. Complete list of species, varieties, and synonyms, 

 with page reference to place of original description, 

 and an indication of geographical distribution. 



Ill, Complete list of all works containing original de- 

 scriptions of North American species, from 1758 

 to date. 



IV. Complete list of the Fossil species of North Amer- 

 ica prepared by Professor H. F. Wickham. 



All contained in about 475 pages of text, run two 

 columns to page. Size of page 7f by lof inches, 

 including ample margins for annotations. 



Subscription Price, including delivery $5-50 



Bound in buckram $6 . 50 



Subscriptions at above prices will be received until 

 August 1st, 1919. After that date the price will be $7.50 

 unbound. All subscriptions are payable in advance. 



Send all subscriptions to 



JOHN D. SHERMAN, Jr., 

 24 Claremont Avenue, 



Mount Vernon, New York. 



