Vol. XXX] ENTO.MULOCICAI. XllWS 267 



Natural History, New York. 69 Comptes Rendus, ties Seances de 

 1'Academie des Sciences, Paris. 73 Proceedings of the Linnean 

 Society of New South Wales, Sydney. 79 Bulletin of the Museum 

 of Comparative Zoology at Harvard College, Cambridge, Mass. 

 90 The American Naturalist, Lancaster, Pa. 



GENERAL. Berger, E. W. Entomology as a pure science. 

 39, ii, 81-5. Blackmore, E. H. Rare and uncommon insects taken 

 in British Columbia during 1918 (Rept. Prov. Mus. Nat. Hist., Br. 

 Columbia, 1918, T. 7-13). Bordage, E. Sur quelques particularites 

 de 1'histolyse observees pendant la metamorphose des insectes 

 metaboles. 20, 1919, 258-9. Escherich, K. Zeitschrift fur ange- 

 wandte entomologie IV, Heft 2. Godman, F. DuC. Memorial to 

 the late Frederick DuCane Godman. 8, 1919, :>()<>-;. Ireland, W. 

 H. On the migration of insects. 17, iii, 57-8. Klapalek, F. [Xo- 

 tice of death. I 52, 1, 208. Lizer, C. Primer ensayo bibliografico 

 de entomologia. Argentina. (Primera Reun. Nac. Soc. Argent. 

 Cien. Nat., Tucuman, 191fi, 351-380.) McDunnough, J. H. Direc- 

 tions for collecting and preserving insects. (Canada Dept. of 

 Agric., Ent. Branch, Circ. 12). Stoner, D. Collecting terrestrial 

 arthropods in Barbados and Antigua. 4, 1919, 173-S (cont.). 



GENETICS, ETC. Zeleny, C. Change in the bar gene of 

 Drosophila involving further decrease in facet number and in- 

 crease in dominance (Jour. Gen. Physiology, ii, 69-71). 



ARACHNIDA AND MYRIAPODA. Emerton, Banks & 



Chamberlin Spiders, Mites and Myriapods (Rept., Canadian Arct. 

 Exp., 1913-18, iii, H.). 



NEUROPTERA. Folsom, J. W. Collembola from the Crocket- 

 Land Expedition. 62, xli, 271-303. Longinos Navas, R. P. Al- 

 gunos insectos N. de la Republica Argentina (Revista, 1\. Acad. 

 Cien Exact, l-'isic. Natur., Madrid, xvii, 287-305.) Navas, R. P. 

 L. Algunos insectos de la Republica Argentina (Revista R. Acad. 

 Cien. Exact. Eisc. Nat., Madrid, xvi, 491-504). 



Baker, Ferris & Nuttall Mallophaga and Anoplura (Rept., Ca- 

 nadian Arctic Exp., 1913-18, iii, ]). ). Banks, N. Neuropteroid 

 insects (Rept., Canadian Arctic Exp., 1913-ls, iii, B.). Folsom, J. 

 W. Collembola (Rept. Canadian Arct. Exp., iii, A.). Treherne, 

 R. C. Notes on Thysanoptera from British Columbia. 4, 1919, 

 181-90. Watson, J. R. New Thysaimptera from Florida. 39, ii, 

 97-10:.', 11()-19; iii, 2-7. 



ORTHOPTERA. Pantel & de Sinety Stir le noinbre des 

 stades postembryonnaires chez les Phasvnides, leur fusion it leur 

 dedoubleuieiit. 30, Ixii, 1-29. 



