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TAXONOMIC INVESTIGATIONS 
S. A. Rohwer, Senior Entomologist, in Charge 
Alejandro de Mesa, of Guagua, Pampanga, P. I., who is a student 
at Cornell University, visited several of the specialists in the Division 
on December 29 and looked over the collections. He was especially in- 
terested in the mounting and arrangement of collections. 
Arthur Gibson, Dominion Entomologist, of Ottawa, Canada, was in - 
Washington for the corn borer conference and visited his friends in the 
National Museum on December 19. 
Kenneth M. King, of Saskatoon Laboratory, Saskatchewan, was a 
visitor in the Division of Insects from December 19 to 21, and brought 
with him a lot of undetermined material of coleopterous and dipterous 
larvae. He worked with Mr. Greene on the larvae of Diptera, and Dr. 
Boving determined his Coleoptera material for him. 
Dr. Béving's paper entitled "Descriptions of Larvae of the Genera 
Diabrotica and Phyllobrotica, with a Discussion of the Taxonomic Validity 
of the Subfamilies Galerucinae and Halticinae (Coleoptera: Chrysomelidae)" 
was published in the December number of the Proceedings of the Entomo-— 
logical Society of Washington. 
Frank Johnson, of New York City, visited the Division on December 
2l and identified specimens” of Lepidoptera’ with the help of Dr. Schaus. 
While here he added to his former benefactions by es erare another lot 
of rare species to the Museum Collection. 
S. A. Rohwer and H. E. Ewing attended the meetings of the American 
Association for the Advancement of Science held the last week of December 
at Nashville, Tenn. Dr. Ewing presented a paper entitled "The legs and 
leg-bearing segments of Pauropoda, Symphyla and Apterygota, with notes on 
leg-segmentation in the Arachnida" before the Entomological Society of 
America. 
COTTON—INSECT INVESTIGATIONS 
B. R. Coad, Entomologist, in Charge 
Dr. J. W. Folsom attended the meetings of the Cotton States En—- 
tomologisis and of other Associations at Nashville, Tenn., in holidayweek. 
Dr. F. A. Fenton, of the El Paso, Tex., field laboratory, spent a 
few days at Tallulah about the middle of December in conference regarding 
the pink bollworm and other cotton-insect problems. 
