38 1908. Entomol. Litteraturblätter Jahrgang VIII. No. 2. 
Entomological News, ed. by H. Skinner and Ph. P. 
Calvert. Vol. 18, No. 10 w. 3 plates. Philadelphia, Pa., 
Dec. 1907. 
Inhalt: Jones, F. M., Pitcher-Plant-Insects. II (w. pl. 
15—16). Pg. 418. — Lyman, H. H., Thecla calanus and Thecla 
edwardsii. Pg. 420. — Kellogg, V. L., Insect Bionomics. Pg. 
426. — Brues, Ch. T., On the Phorid Genera Plastophora and 
Pseudacteon. Pg. 430. — Bragg, L. C., An undescribed Dimorph 
of the Box Elder Aphid Chaitophorus negundinis (w. pl. 17). Pg. 
431. — De la Torre Bueno, J. R., and Brimley, C. S$. On 
some Heteropterous Hemiptera from N. Carolina. Pg. 433. — 
Bock, G. W., An absolutely sure Method of Preservation of 
natural scientific Collections against Insect Enemies. Pg. 443. — 
Rehn, J. A. G A new Species of Ceuthophilus from Kansas. 
Pg. 445. — Wellman, F. C., On the Distribution and Habits 
of some West African Bees. Pg. 447. — Editorial, Notes and 
News, etc. Pg. 449—458. 
Preis des Bandes (10 Nummern): 8,50 Mark. 
Biological Bulletin of the Marine Biological Laboratory 
Woods Holl, Mass. Ed. by E.G. Conklin and others. 
Vol. 13, No. 6. Lancaster, Pa., Nov. 1907. 
Entomologischer Inhalt: Williston, S. W., The Antennae 
of Diptera. A Study in Phylogeny. Pg. 324--332. — Turner, 
C. H., Do Ants form practical Judgements? Pg. 333 —343. 
— Vol. 14, No. 1 w. 3 plates. Lancaster, Pa. Dec. 
1907. 
Entomologischer Inhalt: Shelford, V. E., Preliminary Note 
on the Distribution of the Tiger Beetles (Cicindela) and its Relation 
to Plant Succession. Pg. 9—14. — Kellogg, V. L., Artificial 
Parthenogenesis in the Silkworm. Pg. 15 —22. 
Preis des Bandes (6 Hefte): 15 Mark. 
Preis des Einzelheftes: 3,50 Mark. 
The American Naturalist, ed.byF.T. Lewis and others. 
Vol. 41, No. 491. Boston, Nov. 1907. 
R. Friedländer & Sohn, Berlin N.W., Carlstr. 11. 
