The Entomological Society of America. 



FOUNDED 1906. 



OFFIOERS 1913. 



President-^C. J. S. Bethune Guelph, Ont., Canada 



First Vice-President — P. P. Calvert Philadelphia, Pennsylvania 



Second Vice-President — Wm. M. Marshall Madison, Wisconsin 



Secretary-Treasurer — A. D. MacGillivra Y Urbana, Illinois 



Executive Committee — The Officers, and Herbert Osborn, C. P. Gillette, 



V. L. Kellogg, J. G. Needham, C. T, Brues, Nathan Banks. 

 Committee on Nomenclature — H. T. Fernald, E. P. Felt, T. D. A. Cockerell. 



Price List of Pubiications. 



Annals, Vols. I, II, III, IV and V, complete, each.. $3.00 



Annals, Separate Parts except as below, each 1 .00 



Annals, Vols. I and II, Part 3, each 60 



Annals, Vol. IV, Part IV, each 1.50 



REPRlKfTS from' VOLUME X. 



Proceedings of first three meetings; Constitution, By-Laws and List of 



Members 25 



Wheeler, Wm. M. — Polymorphism of Ants 30 



Osborn, Heirbert — The Habits of Insects as a Factor in Classification 20 



Severin, H. H. and Severin, H. C. — Anatomical and Histological Studies 

 of the Female Reproductive Organs of the American-Saw Fly, Cimbex 



Americana, Leach 25 



Felt, E. P.— Some Problems in Nomenclature 10 



Hammar, A. G. — On the Nervous System of the Larva of Corydalis comuta L .25 

 Bradley, J. C. — A case of Gregarious Sleeping Habits among Aculeate 



Hymenoptera 10 



Davis, J. J. — Notes on the Life History of the Leafy Dimorph of the Box- 

 elder Aphid, Chaitophorus negundinis Thos 10 



Hambleton, J. C. — The Genus Corizus, with a Review of the North and 



Middle American Species .25 



Girault, a. a. — Biological Notes on Colorado Potato Beetle 25 



GiRAULT, A. a. — A Monographic Catalogue of the Mymarid Genus Alaptus.. .25 

 Severin, H. H. and Severin, H. C. — Internal Organs of Reproduction of 



Male Saw-fly 16 



Smith, C. P. — A Preliminary Study of the Aranae Theraphosas of California.. .75 



Davis, J. J. — Studies on Aphididae 20 



Riley, W. A. — Muscle Attachment of Insects 15 



Needham, J. C. — Critical Notes on the Classification of the Corduliina; 



(Odonata) . .15 



Howard, L. O. — A Key to the Species of Prospaltella with Table of Hosts 



and Descriptions of Four New Species 15 



Hood, J. D. — Two New Species of Idolothrips 10 



Address 



ANNALS ENTOMOLOGICAL SOCIETY OF AMERICA, 

 Biological Building, State Univ., Columbus, Ohio. 



