52 ENTOMOLOGICAL NEWS. [February, 



COMPTES RENDUS. L'ACADEMIE DES SCIENCES. Paris, Nov. 27, 1893. 

 On the male genital apparatus of Hymenoptera, M. Bordas. Researches 

 on the anatomy and development of the female genital armor of Orthop- 

 tera, M. Peytoureau. 



THE AMERICAN NATURALIST. Philadelphia, December, 1893. Ly- 

 csenid larva on Atriplex, C. H. T. Tovvnsend. 



NATURWISSENSCHAFTLICHE RUNDSCHAU, BRAUNSCHWEIG, Dec. 9, 

 1893. Summary of W. M. Wheeler's "A contribution to insect embry- 

 ology," R. von Hanstein. 



KNOWLEDGE. London, Dec. i, 1893. Curious cocoons, ii, E. A. 

 Butler, figs. Jan. i, 1894. Bark-boring beetles, E. A. Butler, figs. 



THE GEOLOGICAL MAGAZINE. London, December, 1893. Notes on 

 the eocene tertiary insects of the Isle of Wight, Rev. P. B. Brodie. 



MlTTHEILUNGEN AUS DEM NATURHISTORISCHEN MUSEUM IN HAMBURG, 



x, 2, 1893. [On the insects collected by Dr. F. Stuhlmann in East Africa:] 

 Hymenoptera, F. F. Kohl; Formicidae, Dr. G. Mayr; Diptera, V. von 

 Roeder; Lepidoptera, Dr. A. Pagenstecher. 



NATURE. London, Dec. 7, 1893. -On the classification of the Tracheate 

 Arthropoda, a correction, R. I. Pocock. 



BULLETIN OF THE MUSEUM OF COMPARATIVE ZOOLOGY AT HARVARD 

 COLLEGE, xxv, 2. Cambridge, Mass., December, 1893. Compte-Rendu 

 sur les Pantopodes, W. M. Schimkewitsch, 2 pis. 



PAPERS ON IOWA INSECTS, consisting of Fruit and Forest tree insects 

 (reprinted from Trans. State Hort. Soc. 1892, pp. 96-127) and Some Iowa 

 Farm insects (reprinted from Rep. State Agric. Soc. 1892, pp. 665-699). 

 By Herbert Osborn, Professor of Zoology and Entomology, Iowa Agric. 

 College. Des Moines, 1893. The many figures in the text add greatly 

 to the value of this pamphlet which is intended for fruit-growers, farmers 

 and stock-raisers. 



INSECT LIFE, vi, 2. Washington, December, 1893. Fifth annual meet- 

 ing of the Association of Economic Entomologists [at Madison, Wis., 

 Aug. 14, 15, 16, 1893]. Presidential address, S. A. Forbes. Methods of 

 treating insects affecting grasses and plants, H. Osborn. Notes on methods 

 of studying life-histories of injurious insects, L. O. Howard. Another 

 mosquito experiment, id. Phytotnyza affinis Fall, as a cause of decay in 

 Clematis, J. Ritsema Bos. Farm practice and fertilizers as insecticides, 

 J. B. Smith. The preservation of larvae for study, H. Garman. The dis- 

 tribution of Coccida?, T. D. A. Cockerel!. Note and record-keeping for 

 the economic entomologist, A. D. Hopkins. Illustrations for the eco- 

 nomic entomologist, H. Garman. The arsenites and arsenical mixtures 

 as insecticides, C. P. Gillette. Destructive Scolytids and their imported 

 enemy, A. D. Hopkins. Parasitic and predaceous insects in applied en- 

 tomology, C. V. Riley. The economic value of parasites and predaceous 



