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TAXONOMIC INVESTIGATIONS 
S. A. Rohwer, Entomologist, in Charge 
‘A. Loveridge, a well know herpetologist, who has done a great deal of 
collecting in German East Africa, was recently in Washington in connection 
with studies of the Roosevelt African Collection, and spent?’ a few hours in 
the Division of Insects. 
T. B. Mitchell, of the North Carolina Department of Agriculture, called 
at the Division of Insects to study types of bees of the genus Megachile and 
arrange for exchanges. 
Prof. T. N. Hubbell, of the University of Florida, and one of his students, 
D. N. Bates, recently spent three or four days in the Division of Insects, 
studying parts of the collection. Professor Hubbell is specially interested 
in Orthoptera, and took this opportunity to make notes on certain types. Mr. 
Bates is primarily interested in lepidoptera., 
Dr. H. B.. Dyar has received an interesting collection of moSquitcgeeuaaen 
W. H. W. Comp, of the Public Health Service, Honduras. This is the first 
collection of mosquitoes from that locality to be received by the mseum. 
R, A. Cushman left on June ee for Halsey, Nebr., where he will liberate 
parasites of the tip moth. Mr. Cushman has devoted considerable time during 
the past spring to studying parasites of the tip moth around Washington, and 
has made a large collection. It is hoped that the liberation of these: parasites 
will aid in the control of the tip moth, which is doing such damage in the 
Nebraska National Forest, 
John R, Greeley, who graduated in June from Cornell University, was em- 
ployed during the last two weeks in June to assist Mr. MeAtee in the arrangement 
of the collection of Hemiptera. Mr. Greeley has previously worked on the 
collection and is familiar with methods of arranging and preservation. In 
July Mr. Greeley is to do field work for the Biological Survey. 
Fred M. Schott, of Brooklyn, N. Y¥., was in the Division of Insects a 
short time recently, studying the collection of beetles and flies. While in 
Washington he went with H. S. Barber on a collecting trip for fireflies, 
Dr. W. E, Britton, of the Connecticut Agricultural Experiment Station, 
was recently in Washington attending one of the pudlic hearings of the Federal 
Horticultural Board, and while here visited the Division of Insects. 
H. Caracciola, of Trinidad, recently called at the Division to become 
acquainted with some of the workers and to arrange exchanges of insects. Mr. 
Caracciola has corresponded with the Bureau for 35 years, knew many of the 
older entomologists, and remembered well the late C. V. Riley. 
