Vol. XXlx] ENTOMOLOGICAL NEWS. IIJ 



MEDICAL. Bishopp & Wood Preliminary experiments with 

 sodium fluoride and other insecticides against biting and sucking 

 lice. 5, xxiv, 187-9. Calvert, P. P. Insects and human mortality 

 in war. (Old Penn, Philadelphia. Dec. 21, 11)17, p. 297-302). Ed- 

 wards, F. W. Mosquitoes and their relation to disease, 449, Econ. 

 Ser. No. 4. MacGregor, M. E. A summary of our knowledge of 

 insect vectors of disease, 313, viii, 155-63. 



ARACHNIDA, ETC. Hirst, S. Species of Arachnida and My- 

 riopoda . . . injurious to man, 449, Econ. Ser. Xo. 6. 



NEUROPTERA, ETC. Waterston, J. Fleas as a menace to 

 man and domestic animals, 449, Econ. Ser. No. 3. 



Smith, L. W. Studies of North American Plecoptera (Ptero- 

 narcinae and Perlodini), [10 new], 2, xliii, 433-89. 



ORTHOPTERA. Davis, W. T. The local occurrence of Co- 

 nocephalus strictus. 291, vi, 149. Fulton, B. B. The tree crickets 

 of New York: life history and bionomics, 148, Kept. 34, 433-77. 



HEMIPTERA. Adkins, W. S. Some Ohio Heteroptera rec- 

 ords, 143, xviii, 5S-G1. Cummings, B. F. The bed bug, its habits 

 and life-history and how to deal with it, 449, Econ. Ser. No. 5. 

 Hollinger, A. H. Phenacoccus stachyos Ehr. ( = : P. pettiti Roll.), 

 4, 1918, 23-4. Newstead, R. Observations on scale-insects (Coc- 

 cidae) V, 313, viii, 125-34. de la Torre Bueno, J. R. Some He- 

 teroptera from the Parry Sound district, Ontario, 4, 1918, 24-5. 

 Van Duzee, E. P. Catalogue of the Hemiptera of America, north 

 of Alexico excepting the Aphididae, Coccidae and Aleurodidae, 

 524, ii, 1-902. 



Knight, H. H. A revision of the genus Lygus as it occurs in 

 America, north of Mexico, with biological data on the species 

 from New York [many new], 99, Bui. 391. Olsen, C. E. North 

 American Cicadellidae in the collection of the American Museum 

 of Natural History. Subfamily Cicadellinae [1 new], 153, xxxviii, 

 1-G. Osborn & Drake Some (7) new species of Nearctic Tingi- 

 dae, 143, xvii, 9-15. 



LEPIDOPTERA. Maheux, G. Sur les poils urticants des che- 

 nilles, 37, xliv, 81-3. Preston, C. E. Notes from Provincetown, 

 540, ii, 1-2. Rocci, U. Sur une substance venereuse contenue dans 

 les Zygenes, 113, Ixvi, 73-9(5. Stowers, N. Hints for amateurs, 

 540, ii, 4-6. Verity, R. Une nouvelle methode de montage et de 

 conservation des lepidopteres par series, 87, 1917, 312-16. Wol- 

 ley Dod, F. H. Notes on Barnes & McDunnough's "Check list of 

 lepidoptera of P.oreal America," 4, 1918, 8-16 (cont.). 



Cassino, S. E. A new Apantesis, 540, ii, 2-4. Swett, L. W. 

 Geometrid notes. On the genus Xanthorhoe [3 new], 4, 1917, 

 17-23. Geometrid notes [1 n. sp.], 5, xxiv, 190-1. 



