184 1909. Entomol. Litteraturblätter Jahrgang IX. No. 9. 



The Entomological Society of America and its Work. Pg. 152. 

 — Girault, A. A., Further biological Notes on the Colorado 

 Potato Beeile, including Observations on the Number of Generations 

 and Length of the Period of Oviposition. Pg. 155. Monographie 

 Catalogue of the Mymarid Genus Alaptus Haliday, with Descriptions 

 of 3 new North American Forms and of Alaptus iceryae Eiley 

 from Type Material (w. 5 flg.). Pg. 179. — Severin, H. P. 

 and H. C. M., Internal Organs of Reproduction of the male Saw- 

 Fly (w. pl. 12). Pg. 196—204. — Davis, J. J., Studies on 

 Aphididae. I (w. pl. 21—23). Pg. 251. ~ Riley, W. A., 

 Muscle Attachment in Insects (w. pl. 24 and 1 flg.). Pg, 265. 

 -— Needham, J. G , On the Classification of the Corduliinae (w. 2 

 flg.). Pg. 273. — Howard, L. 0., Key to the Species of Pro- 

 spaltella, with Table of Hosts and Descriptiou of 4 new Species. 

 Pg. 281. — Hood, J. D., 2 new Species of Idolothrips (w. 2 

 flg.). Pg. 285—289. 



Preis des Jahrganges: 20 Mark. 



The Journal of Experiniental Zoülogy. Vol. G, No. 4. 

 Philadelphia, Pa., June 1909. 

 Entomologischer Inhalt: Heg n er, R. W., The Effects of cen- 

 trifugal Force upon the Eggs of some Chrysomelid Beetles (w. 

 24 flg.). Pg. 507-552. — Reiff, W., Contributions to expe- 

 rimental Entomology. Pg. 553-569. 



Preis des Bandes: 22 Mark. 



Biological Bulletin of the Marine Biological Laboratory 



Woods Hole, Mass. Ed. by E. G. Conklin and others. 



Vol. 17, No. 2 w. 4 plates. Lancaster, Pa., July 1909. 



Entomologischer Inhalt: Turner, C. H., The Mound of Po- 



gonomyrmex badius Latr. and its Relation to the Breeding Habits 



of the Species (w. 8 fig.). Pg. 161—169. 



Preis des Bandes (6 Hefte): 15 Mark. 

 Preis des Einzelheftes: 3,50 Mark. 



TheCanadian Eutomologist, ed. by C. J. S. Bethune. 

 Vol. 41, No. 7. Guelph, Ont, July 1909. 



R. Friedländer & Sohn, Berlin N.W., Karlstr. ii. 



