LHTTKR OF TRAXSMITTAl.. 
U. S. Department of Agriculture, 
Bureau of Entomology, 
Washingtoi}^ D. C.^ Ajw'd 16^ 1906. 
Sir: 1 have the honor to traiis;iiiit herewith the manuscript of a 
Catalogue of Recentl}^ Described Coccidjv (Scale Insects), prepared by 
Mr. J. G. Sanders, of .this Bureau. Owin<( to the economic impor- 
tance of this group of insects and the scientific interest attached thereto, 
I recommend that it be published as Technical Series No. 12, Part I, 
of the Bureau of Entomolog}^ 
Respectfully, C. L. Maklatt, 
Acting CJiltf of Bureau. 
Hon. JajVIes Wilson, 
Secretary of Agriculture, 
