ENTOMOLOGICAL NEWS. 



PHILADELPHIA, PA., FEBRUARY, 1921. 



Entomology at the Convocation Week Meetings of 1920-21. 



The program of the 73rd Meeting of the American Asso- 

 ciation for the Advancement of Science and of Associated 

 Scientific Societies held at Chicago, December 27, 1920, to 

 January 1, 1921. lists 130 papers on the terrestrial Arthropods, 

 including certain general papers, credited to the following 

 societies : 



Joint session of the Association of American Geographers and the 



Ecological Society of America 3 



Paleontological Society of America 2 



American Society of Zoologists 14 



Entomological Society of America 27 



American Association of Economic Entomologists 69 



Botanical Society of America 4 



Phytopathological Society 1 



American Society of Naturalists 5 



Ecological Society of America (see also above) 3 



American Nature-Study Society 1 



American Psychological Association 1 



We are indebted to Mr. W. J. Gerhard for the information 

 that one additional paper* was given at the Entomological 

 Society of America, although not printed on the program, 

 and that 8 of the 26 listed papers were not given. We have no 

 corresponding figures for the other societies. 



The subjects of these 130 papers were as follows: 



( Vneral Biology 15 Oclonata 1 



Physiology 10 Mallophaga 1 



Cytology 3 \\-uroptera ( Hemerobiidae) . 1 



Genetics 8 Coleoptera 13 



General Economic Entom. .. 19 Hymenoptera 5 



Apiculture 10 l.epidoptera 20 



Araneina 2 II omoptera 12 



Ixodoidea 2 Heteroptera 4 



( Mher Acarina 1 Thysanoptera 1 



Millepedes 1 I liptera 14 



Orthoptera 7 Duplications 21 



Ripley : The Evolution, of the Subterranean Habits of 

 Noctuid Larvae. 



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