Vol. X.\ix| KXTOMOUH'.ll AL XKU'S. -'75 



Record, London. 143 Ohio Journal of Science, Columbus. 161 

 Proceedings, Biological Society of Washington. 200 Bulletin Bio- 

 logique de la France et de la Bel<?ique. 208 Boletin, Real Sociedad 

 Espanola de Historia Natural, Madrid. 263 Proceedings, Hawaiian 

 Entomological Society, Honolulu. 373 Contributions to the Nat- 

 ural History of the Lepidoptera of North America, by Wm. Barnes 

 and J. H. McDunnough, Decatur, 111. 394 Parasitology, Cam- 

 bridge, England. 447 Journal of Agricultural Research, Washing- 

 ton. 480. The Annals of Applied Biology. 519 The Scientific 

 Monthly, Lancaster, Pa. 534 Proceedings, California Academy of 

 Sciences, San Francisco. 536 Journal, Bombay Natural History 

 Society. 540 The Lepidopterist, Salem, Mass. 543 Genetics, 

 Princeton, N. J. 



GENERAL SUBJECT. Felt, E. P. Gall insects and their re- 

 lations to plants. 519, vi, 509-25. Entomological research and 

 utility. 519, vi, 551-:;. Glaser, R. W. The aerobic nature of insect 

 tissue. 6, xxvi, 1-3. St. John, W. St. A. Formaldehyde in the 

 setting of insects and in the prevention of "verdigris," 9, 1918, 

 91-2. Sleight, C. E. Obituary notice by W. T. Davis. 6, xxvi, 47-8. 



PHYSIOLOGY AND EMBRYOLOGY. Metz, C. W. The link- 

 age of eight sex-linked characters in Drosophila virilis. 543, iii, 

 107-34. Weinstein. A. Coincidence of crossing over in Drosophila 

 melanogaster. 543, iii, 135-172. 



NEUROPTERA, ETC. Nuttall, C. H. F. The biology of Phthi- 

 rus pubis (Parasitica). 394, x, ::s:;.40:>. 



ORTHOPTERA. Criddle, N.^The egg-laying habits of some 

 of the Acrididae. 4, 1!tis, 145-.")!. Fowler, W. W. A combined in- 

 stance of protective resemblance and mimicry in a locust. 8, L918, 

 92. Illingworth, J. F. Notes on the mating of cockroaches. 263, 

 iii, :{~4-5. Weiss & Dickerson. The European mole cricket, Gryl- 

 lotalpa gryllotalpa, an introduced insect pest. 6, xxvi, is-:2:t. 



HEMIPTERA. De Long, D. M. The occurrence of a probable 

 gynandromorph in the homoptera. 143, xviii, 226-8. Drake, C. J. 

 Two new tingids from the West Indies. 143, xviii, 174-<>. Hunger- 

 ford, H. B. -Notes on the oviposition of some semi-aquatic hemip- 

 tera (Hebrus, Salda, Lamprocanthia). 6, xxvi, 12-1S. Knight, H. 

 H. Synoptic key to the subfamilies of Miridae. 6, xxvi, 40-1. Muir, 

 F. Homopterous notes. II. 263, iii, 414-29. Petherbridge & Hu- 

 sain A study of the capsid bugs found on apple tree-;. 480, iv, 

 179-205. 



Ball, E. D. A nc\\' genus and three n. sps. of North American 

 Membracidae. 161, xxxi, 27-30. Barber, H. G. Concerning Lyga- 



