1909. EDtomol. Litteraturblätter Jahrgang IX. No. 6. 117 



micrography of the Diaspinae. Pg. 95. — Webster, F. M., 

 Importanco of proper Method in entomological Investigations. 

 Pg. 99. — Smith, R. J., Biological Notes on Murgantia histrio- 

 nica Hahn. Pg. 108. — Phillips, E. F., Means whereby the 

 economic Entomologist can advance Äpiculture. Pg. 115. — 

 Gates, B. N., Method of Securing apicultural Statistics. Pg. 117. 



— Ho od, C. E., Types of Cages found useful in Parasite Work 

 (w. pl. 3—4). Pg. 121. — Parrott, P. J., Tree Crickets and 

 Injury to Apple Wood. Pg. 124. — Summers, H. E., Distri- 

 bntion of San Jose Scale in Iowa. Pg. 127. — Quaintance, 

 A. L,, Self-boiled Lime-Sulfur Mixture as a Summer Treatment for 

 the San Jose Scale. Pg. 130. — Sanderson, E. D., On recent 

 Experiments for the Control of the Codling Moth. Pg. 135 — 142. 



— Titus, E. G., Alfalfa Leaf-Weevil. Pg. 148. ~ Taylor, E. P., 

 An Experiment in the Control of Curculio on Peach. Pg. 154. — 

 Hinds, W. E., Carbon Di-Sulfid Fumigation for Grain infesting 

 Insects. Pg. 161. — Symons, Th. B., Summary of Fumigation 

 and Dipping Experiments. Pg. 169. — Newell, W., Life-History 

 of the Argentine Ant Iridomyrmex humilis Mayr (w. pl. 5 — 7 and 

 4 flg.). Pg. 174. — Notes. Pg. 192. — Obituary (M. V. Slinger- 

 land) (w. portr.), etc. Pg. 194—200. 



Preis des Bandes: 13^50 Mark. 



Pomona Journal of Entomology, publ. by the Depart- 

 ment of Biology of Pomona College. Vol. 1, No. 1. 

 Claremont, Cal., March 1909. 



Inhalt: Essig, E. 0., Aphididae of Southern California. I. 

 (w. 7 fig.). Pg. 1. Notes on Coccidae. I (w. 3 flg.). Pg. 11. — 

 Cook, A. J., The red Scale (Chrysomphalus aurantii Mask) (w. 

 5 flg.). Pg. 15. — Baker, C. F., Plant Louse Parasite». I. 

 Pg. 22—25. 



Preis des Jahrganges (4 Nummern): 6 Mark. 



The Ohio Naturalist, publ. by the Biological Club of 

 the Ohio State University. Vol. 9, No. 5. Columbus, 

 March 1909. 



Entomologischer Inhalt: Osborn, H., Notes on Guatemalan 

 Hemiptera with Descriptions of a few new Species. Pg. 457 — 466. 

 Preis des Bandes (8 Nummern): 6 Mark. 

 Preis der Einzelnummer: 1 Mark. 



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



