n6 KXTO.MOLOCICAL M-;WS. [Apr.,'ii> 



.tlie Museum of Comparative Zoology at Harvard College, Cam- 

 bridge, Mass. 82 The Ohio Journal of Science, Columbus. 83 

 Proceedings of the Royal Physical Society, Edinburgh. 84 Bole- 

 tin de la Sociedad Aragonesa de Ciencias Naturales, Zaragoza. 

 85 The Journal of Experimental Zoology, Philadelphia. 86 The 

 Quarterly Journal of Microscopical Science, London. 87 Arkiv 

 for Zoologi, K. svenska vetenskapsakademien, Stockholm. 88 

 Occasional Papers of the Museum of Zoology, University of Michi- 

 gan, Ann Arbor. 



GENERAL. Ball, E. D. Economic entomology its founda- 

 tions and future. 12, xii, 24-35. Foa, A. L'epitelio dell'intestino 

 medio nel baco da seta sano e in quello malato di flaccidezza. 23, 

 xii, 217-44. Gibson, E. H. Relation of the systematist to the eco- 

 nomic worker. 19, xiv, 1-3. Giulio, C. Osservazion sull'influenza 

 della tiroide sullo sviluppo degli insetti (Atti. Reale Ac. d. Lincei, 

 1918, 376-9). Hampson, G. F. Systematic papers published in the 

 German language. 68, x!ix, 193. Johnson, C. W. Insect collec- 

 tions of a museum. (Museum Work, Am. Assoc. Mus., Providence, 

 R. I., i, 154-8. > Leng, C. W. History of the New York Entomo- 

 logical Society, 1893-1918. 6, xxvi, 129-33. Longinos Navas, R. P. 

 Insectos Chilenos. 84, xvii, 212-230. Nicholson, C. Sugaring. 

 9, 1919, 43. Slosson, A. T. Reminiscences of the early days of the 

 New York entomological society. 6, xxvi, 134-7. Torre Bueno, 

 J. R. The far flung field of entomology. 19, xiv, 24. 



PHYSIOLOGY, GENETICS, ETC. Castle, W. E. Ts the ar- 

 rangement of the genes in the chromosome linear? The linkage 

 system of 8 sex-linked characters of Drosophila virilis. (Proc. 

 Nat. Ac. Sci. of U. S., v, 25-36.) 



MEDICAL. Hutchison & Pierce Studies on the dry cleaning 

 process as a means of destroying body lice. 10, xxi, 8-20. Pierce, 

 W. D. Some new phases of the entomology of disease, hygiene 

 and sanitation brought about by the great war. 12, xii, 42-9. 



ARACHNIDA AND MYRIAPODA. Barrows, W. M. Taxo- 

 nomic position of Mysmena bulbifera (Glenognatha bulbifera) with 

 some observations on its habits. 82, xix. 210-12. 



NEUROPTERA. Williamson, E. B. Archaeogomphus, a new 

 genus of dragon-flies [from Colombia]. 88, No. 63. 



ORTHOPTERA. Caudell, A. N. Palinodes praetans and its 

 prey. 10, xxi, 40. Pantel, J. La calcium dans la physiologic nor- 

 male des Phasmides: oeuf larve eclosante. 69, clxi. 127 9. 



Davis, W. T. A new Stagmomantis from Florida. 19, xiv, 4-7. 



