2O4 ENTOMOLOGICAL NEWS [XXXI, '2O 



Mass. 8 The Entomologist's Monthly Magazine, London. 9 The 

 Entomologist, London. 17 Lepidoptera, Boston, Mass. 20 Bulletin 

 de la Societe Entomologique de France, Paris. 32 Insecta, Revue 111- 

 ustree d'Entomologie. Rennes. 34 Bulletin de la Societe Entomol- 

 ogique de Belgique, Brussels. 45 Zeitschrift fur wissenschaftliche 

 Insektenbiologie, Berlin. 52 Zoologischer Anzeiger, Leipsic. 67 -Le 

 Naturaliste Canadien, Quebec. 69 Comptes Rendus des Seances de 

 1'Academie des Sciences, Paris. 77 -Comptes Rendus des Seances de la 

 Societe de Biologic Paris. 81 The Journal of Parasitology, Urbana 

 Illinois. 86 The Quarterly Journal of Microscopical Science, London. 

 87 -Arkiv for Zoologi K. Svenska Vetenskapsakademien Stockholm. 

 89 Zoologische Jahrbucher, Jena. 100 Biological Bulletin of the Mar- 

 ine Biological Laboratory, Woods Hole, Mass. 108 Journal of Genetics, 

 Cambridge, England. 109 Annales Historico-Naturales Musci Nation- 

 alis Hungarici, Budapest. 110 Naturwissenschaftliche Wochenschrift, 

 Jena. 



GENERAL. Andrews, H. V. Amyl acetate [for mounting and 

 sugaring]. 17, iv, 33-4. Chodat et Carisso. IJ^e nouvelle theorie de 

 la myrmecophilie. (Com. Rendu, Soc. Phys. Hist. Nat., Geneve, xxxvii, 

 9-12). Crampton, G. C. A comparison of the external anatomy of the 

 lower Lepidoptera and Trichoptera from the standpoint of phylogeny. A 

 comparison of the genitalia of male hymenoptera, Mecoptera, Neuroptera, 

 Diptera . . with those of lower insects. 5, xxvii, 23-34; 34~45- 

 Curran, G. H. A plea for definitiveness. 4 lii, 120. Heikertinger, F. 

 Exakte begriffsfassung und terminologie im problem der mimikry und 

 verwandter erscheinung. 45, xv, 162-74. Hewitt, C. G. Obituary and 

 bibliography. 4, lii, 97-105. Krogh, A. Studien ueber tracheenres- 

 piration. (Pfluger Arch. Ges. Physiol. Mens. u. d. Tiere, Berlin, clxxix, 

 95-120.) Merle, R. Production de mouches a cornes. (La Nature, 

 Paris, 1920, 143 -4). Step, E. Insect artizans and their work, (New 

 York, Dodd, Mead & Company, n. d.) Warren, E. (see under Neurop- 

 tera. 



ARACHNIDA &c. Emerton, J. H. Catalogue of the spiders of 

 Canada known to the year 1919. (Trans. Royal Canadian Inst., xii, 

 309-338). Gunthrop, H. Summary of Wood's Myriapoda papers. 

 4, lii, 112-14. Hirst, S. Studies on Acari. The genus Demodex. (Br. 

 Mus. Nat. Hist., 44 pp.). 



NEUROPTERA. Ast, F. Ueber den feineren bau der facettenaugen 

 bei neuropteren. 89, xli, Abt. f. Anat., 411-58. Enderlein, G. Ueber 

 einige subantarktische Mallophagen. 52, xlix, 241-51. Howe, R. H. 

 Odonata of Chatham, Mass. 5, xxvii, 55-8. Lacroix, J. L. Sur qiu-l- 

 ques anomalies dans la nervulation chez les Chrysopides. 20, 1920, 85-7. 

 Warren, E. Termites and termitophiles. (South African Jour. Sci., 

 1919, xvi, 92-112). 



ORTHOPTERA. Beck, H. Die entwicklung des flugelgeaders bci 

 Phyllodromia germanica. 89. xli, Abt. f. Anat., 376-410. 



