aig) 4 
TAXONOMY 
Harold Morrison, in Charge 
Ralph Hopping, of the Division of Entomology, Canadian Depart— 
ment of Agriculture, spent February 2 to 12 studying various types of 
Coleoptera in the Casey Collection, especially in the group Lepturini. 
In collaboration with Dr. J. M. Swaine, of that department, he is pre- 
paring a review of the North American species in this group. 
Mr. tovid Rockefeller and Dr. F. E. Lutz, Curator of Entomology 
in the American Museum of Natural History, at New York City, visited 
the section of Coleoptera February 5 to 7, to consult the Bureau's 
specialists and to obtain identifications of a collection of beetles 
made by Mr. Rockefeller. 
E. V. Walter, of the Bureau's field laboratory at San Antonio, 
Tex., called at the taxonomic unit February 4 to consult with several 
of the specialists. 
J. H. Hawkins, of the Maine Agricultural Experiment Station, at 
Orono, spent February 10 to 21 studying noctuid larvae with the Bureau's 
specialist, Carl Heinrich. 
Dr. Nellie M. Payne, who is associated with the Biological Ab- 
stracts, located at the University of Pennsylvania, Philadelphia, called 
at the taxonomic unit February 11 to consult Dr. A. G. Béving about 
coleopterous larvae.} 
Dr. S. W. Frost, of the department of zoology and entomology, 
Pennsylvania State College, visited the section of Coleoptera February 
sk. 
D. W. Jones, of the Bureau's corn-borer laboratory at Arlington, 
Mass., spent some time on February 12 in consultation with the Bureau's 
specialists in parasitic Hymenoptera regarding parasites of the corn 
borer. 
J. S, Houser, State Entomologist of Ohio, Wooster, Ohio, visited 
the sections of parasitic Hymenoptera and of mites on February 12 to 
consuit the specialists in the groups named. 
G. A. Runner, of the Bureau's corn—-borer laboratory at Sandusky, 
Ohio, called at the section of Hymenoptera February 12 to discuss para-— 
Sites. 
E. R. Leach, of Piedmont, Calif., was in Washington February 17 
to 21, consulting with Dr. E. A. Chapin about beetles of the families 
Lucanidae and Scarabaeidae, of which he is a student. 
