174 1912. Entomol. Litteraturblätter Jahrgang XII. No. 8. 



B i 1 g i c a 1 Bulletin of the Marine Biological Labo- 

 ratory Woods Hole, Mass., ed. by E. G. C o u k 1 i n and 

 others. Vol. 23, No. 1 w. plate. Lancaster, Pa., Juuc 

 1912. 



Entomologischer Inhalt: De derer, P. H., Preliminary Note 



on Gametogeuesis in Philosamia cynthia. Fg. 40 — 41. 



Preis des Bandes (6 Hefte): 15 Mark. 

 Preis des Einzelheftes: 3,50 Mark. 



Journal o f M o r p h o 1 o g y , ed. by J, S. K i n g s 1 e y. 

 Vol. 23, No. 2 w. 14 plates. Philadelphia, Pa., June 

 20th 1912. 



Entomologischer Inhalt: Payne, F., Further Study of the 

 Chromosomes of the Keduviidae. II. TheNucleolusin theyoungOocytes 

 and Origin of the Ova in Gelastocoris (w. 10 fig.)- Pg. 331 — 347. 

 Preis des Jahrganges: 45 Mark. 



n! 



Annual Report oftheEntomologicalSociety 

 of Ontario for 1911. Toronto 1912. 



Inhalt: Officers, etc. Pg. 6—8, 38—46, 50—55.— Keports 

 on Insects of the Yoar etc. (w. 25 fig.). Fg. 9 — 25, 28—38, 

 72—74, 89—112. — Hewitt, C. G., Some of the Work of the 

 Division of Entomology in IL* 11. Pg. 25 — 27. Insect Scourges 

 of Mankind. Pg. 46 — 50. — Walker, E. M., Some injurious 

 Forest Insects at De Grassi Point, Lake Simcoe (w. 5 fig.). 

 Pg. 55—63. — Hewitt, C. G., Thrips affecting Oats 

 (w. 1 fig.). Pg. 63—65. — Fyles, Th. W., The Stream 

 (w. 1 fig.). Pg. 65 — 70. — Winn, A. F., A Hymen opterous 



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



