BULLETIN OF ENTOMOLOGICAL RESEARCH ISSUED BY THE COMMONWEALTH INSTITUTE OF ENTOMOLOGY EDITOR: THE DIRECTOR. VOL. 43. LONDON: COMMONWEALTH INSTITUTE OF, ENTOMOLOGY, 41, QUEEN'S GATE, S.W.7. 1953. Downloaded from https://www.cambridge.org/core. IP address: 170.106.34.90, on 27 Sep 2021 at 18:59:50, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0007485300040451 CommoitweaUI) T^ricultural bureaux. Executive Council. E. MARSDEN, C.M.G., C.B.E., M.C., D.Sc, M.I.E.E., F.R.S., Chairman, New Zealand. W. F. C. MORTON, Vice-Chairman, Union of South Africa. C. H. M. WILCOX, M.A., United Kingdom. Lieutenant-Colonel J. G. ROBERTSON, B.S.A., F.R.S.A., Canada. J. E. CUMMINS, M.SC, F.R.I.C, Australia. H. E. The High Commissioner for India, India. S. D. MUZAFFAR, M.A., M.Sc, Ph.D., F.R.S.A., Pakistan. J. A. KINSEY, Southern Rhodesia. H. E. The High Commissioner for Ceylon, Ceylon. C. E. LAMBERT, Colonial Territories. Sir HERBERT HOWARD, Secretary, Farnham House, Farnham Royal, nr. Slough, Bucks. COMMONWEALTH INSTITUTE OF ENTOMOLOGY. Director anb Boitor. \V. J. HALL, C.M.G., M.C., D.Sc. assistant Director. E. O. PEARSON, B.A. Head Office—British Museum (Natural History), Cromwell Road, London, S.W.7. Publication Office and Library—41, Queen's Gate, London, S.W.7. Downloaded from https://www.cambridge.org/core. IP address: 170.106.34.90, on 27 Sep 2021 at 18:59:50, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0007485300040451 CONTENTS. PAGE BARLOW, F. & HADAWAY, A. B. Some Factors affecting the Availability of Contact Insecticides... 91 BENSON, R. B. A new Anoplonyx destructive to Larch in Britain (Hymenoptera : Tenthredinidae) (illustrated) ... ... ... ... ... 543 BLETCHLY, J. D. A Note on the prepupal Stage and the external Sex Characters of the Pupae of Anobium punctatum (Deg.) (Coleoptera, Anobiidae) (illustrated) 587 BRADLEY, J. D. Some important Species of the Genus Cryptophlebia Walsingham, 1899, with Descriptions of three new Species (Lepidoptera : Olethreutidae) (illustrated) 679 CHEU, S. P. Changes in the Fat and Protein Content of the African Migratory Locust, Locusta migratoria migratorioides (R. & F.) (illustrated)... 101 COTTERELL, G. S. The Insects associated with Export Produce in Southern Nigeria... 145 DRESDEN, D. & OPPENOORTH, F. J. Residual Effect, Skin Application and Injection of y-Hexachloro- cyclohexane in Drosophila melanogaster (illustrated) ... ... 581 EVANS, G. OWEN. On a new predatory Mite of economic Importance (illustrated) ... 397 FRANZ, J. M. Observations on collecting Parasites of Cacoecia histrionana (Froel.) (Lep., Tortricidae) (illustrated) ... ... ... ... ... 1 GLYNNE JONES, G. D. & EDWARDS, R. A. Studies of Toxicity of 3 :5 Dinitro-ortho-cresol and its Sodium Salt to the Honey Bee (illustrated) 67 HADAWAY, A. B. & BARLOW, F. Studies on Aqueous Suspensions of Insecticides. Part III. Factors affecting the Persistence of some Synthetic Insecticides (illustrated) 281 HEWLETT, P. S. Piperonyl Butoxide as a Constituent of Heavy-oil Sprays for the Control of Stored Product Insects. II 21 HOCKING, B. & RICHARDS, W. R. Biology and Control of Labrador Black Flies (Diptera : Simuliidae) (illustrated) 237 Downloaded from https://www.cambridge.org/core. IP address: 170.106.34.90, on 27 Sep 2021 at 18:59:50, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0007485300040451 CONTENTS. PAGE HOWE, R. W. Entomological Problems of Food Storage in Northern Nigeria [illustrated) ... ... ... ... ... ... ... ... Ill HOWE, R. W. & BURGES, H. D. Studies on Beetles of the Family Ptinidae. VII.—The Biology of five Ptinid Species found in Stored Products {illustrated) 153 HOWE, R. W., HAYWARD, L. A. W. & COTTERELL, G. S. Control Measures in 1948-50 against Insects attacking Groundnuts stored at Kano, Northern Nigeria {illustrated) ... ... ... 259 JACKSON, C. H. N. Seasonal Variations in the Mean Size of Tsetse Flies {illustrated) ... 703 KETTLE, D. S. & LAWSON, J. W. H. The early Stages of British Biting Midges Culicoides Latreille (Diptera : Ceratopogonidae) and allied Genera {illustrated) ... 421 LEESON, H. S. The recorded Distribution of Ornithodoros moubata (Murray) (Acarina) {illustrated) ... ... ... ... ... ... ... 407 LE PELLEY, R. Note on Damage to Grazing by Grasshoppers in Kenya ... ... 79 LE PELLEY, R. H. & GODDARD, W. H. On the Control by Insecticides of Heteronychus consimilis Kolbe (Dynastidae), a serious Pest of Wheat in Kenya 403 LEWIS, D. J. Simulium damnosum and its Relation to Onchocerciasis in the Anglo-Egyptian Sudan {illustrated) 597 MILES, M. Studies of British Anthomyiid Flies {illustrated). ... 83, 591 MORRIS, K. R. S. The Ecology of Epidemic Sleeping Sickness. II.—The Effects of an Epidemic {illustrated) ... ... ... ... ... ... 375 MOUTIA, L. A. & COURTOIS, C. M. Parasites of the Moth-borers of Sugar-cane in Mauritius {illustrated) 325 NASH, T. A. M. Some Observations on resting Tsetse-fly Populations, and Evidence that Glussma medicorum is a Carrier of Trypanosomes 33 PARKER, A. H. The Effect of a Difference in Temperature and Humidity on certain Reactions of Female Aedes aegypti (L.) {illustrated) 221 Downloaded from https://www.cambridge.org/core. IP address: 170.106.34.90, on 27 Sep 2021 at 18:59:50, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0007485300040451 CONTENTS. PAGE PEAKE, F. G. G. On a Bruchid Seed-borer in Acacia arabica {illustrated) ... ... 317 PERKINS, J. F. On some British Species of Ichneumon and Alomyia (Hym., Ichneumonidae) {illustrated) 361 POTTS, W. H. & JACKSON, C. H. N. The Shinyanga Game Destruction Experiment {illustrated) ... 365 PRINGLE, G. The Sandflies (Phlebotominae) of Iraq {illustrated) 707 PRITCHARD, A. E. A new Gall Midge Predator of Mealybugs, Coccomyza donaldi (Diptera: Cecidomyiidae) {illustrated) 477 QUTUBUDDIN, M. The Emergence and Sex Ratio of Culex fatigans Wied. (Diptera, Culicidae) in Laboratory Experiments {illustrated) 549 SALT, G. The Arthropod Population of the Soil in some East African Pastures {illustrated) 203 SELLERS, W. F. The Collection of the Cactus Weevil, Cactophagus spinolae (Gylh.), in Mexico and its Dispatch to South Africa {illustrated) 43 SHULOV, A. The Development of Eggs of Schistocerca gregaria (Forska.1) in Relation to Water 469 SIMMONDS, F. J. Parasites of the Frit-fly, Oscindla frit (L.) in eastern North America {illustrated) 503 SIPPELL, W. L. & BROWN, A. W. A. Studies of the Responses of the female Aedes mosquito. Part V. The Role of Visual Factors {illustrated) 567 SMITH, K. G. The Spraying of Bags of Cocoa Beans with a Macrodosage of DDT against Ephestia and Tribolium {illustrated) 313 SNOW, O. W. & TAYLOR, J. The large-scale Control of the Cotton Jassid in the Gezira and White Nile Areas of the Sudan {illustrated) 479 SQUIRE, F. A. On the Sex Ratio in Glossina ... ... ... ... ... ... 231 TAMS, W. H. T. & BOWDEN, J. A Revision of the African Species of Sesamia Guenee and related Genera (Agrotidae-Lepidoptera) 645 Downloaded from https://www.cambridge.org/core. IP address: 170.106.34.90, on 27 Sep 2021 at 18:59:50, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0007485300040451 CONTENTS. PAGE VAN TlEL, N. On " Supona ", a new Type of DDT Suspension [illustrated) 187 VAN TIEL, N. Improvement of the Residual Toxicity of DDT Solutions by the addition of Coumarone Resin (illustrated) 413 WALOFF, 2. Flight in Desert Locusts in Relation to Humidity (illustrated) ... 575 WHITNALL, A. B. M., THORBURN, J. A., MCHARDY, W. M., WHITEHEAD, G. B. & MEERHOLZ, F. A BHC-resistant Tick (illustrated) 51 WILLIAMS, J. R. The Larvae and Pupae of some important Lepidoptera (illustrated) 691 DATES OF PUBLICATION IN PARTS Part I pp. i-229 31 March 1952 Part II pp. 231-420 9 July 1952 Part III pp. 421-547 8 October 1952 Part IV pp. 549-734 1 January 1953 ERRATA. Page 43,14 lines from end for " Platyopuntia " read " Opuntia (Platyopuntia) " PI. II, fig. e (following p. 19) for " Argyroplace " read " Argyroploce " Page 336, line 13, for " Pragmatiphila " read " Phragmatiphila " Page 629 is misprinted as " p. 626 " Page 639, line 31, for " five Protozoa " read " four Protozoa " Page 639, line 32, for " an unidentified body " read " two unidentified bodies " Page 662, line 5, for " AZORES : Madeira " read " AZORES. MADEIRA." Page 669, line 6, for " Allotype 3 " read " Allotype ? " Page 701, line 1 of Summary, for " all of which " read " all but two of which " Page 713, 3 lines from end, for " Sinton (1933b) " read " Sinton (1933c) " Downloaded from https://www.cambridge.org/core. IP address: 170.106.34.90, on 27 Sep 2021 at 18:59:50, subject to the Cambridge Core terms of use, available at https://www.cambridge.org/core/terms. https://doi.org/10.1017/S0007485300040451.