27 Insecta. 
Titles. 
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Donisthorpe, H. The myrmecophilous 
lady-bird Coccinella distincta Fald., its 
life-history and association with ants. 
Ent. Rec. London 31 1919 (214-222). 
[Coleoptera.] 464 
Doop, J. E. A. don. Lovensgoschie- 
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Doop, J. E. A. den. Aantoekeningen 
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dan Mededeelingon Deli-proefstation 
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Doop, J. E. A. den. Een en ander 
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Dcliproefstat. (sor. 2) 8 1919 (19-20). 
[lleteroptera.] 467 
Drake, C. J. On some Tingidae new 
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Drake, C. J. On some North-araeri- 
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1919(417-421). [Heteroptera.] 469 
Duchaussoy, A. Description de trois 
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470 
Duchaussoy, A. Nouveaux Bethy- 
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Dufrenoy, J. Sur los maladies 
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Dufrenoy, J. Les formes de degener- 
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473 
Duke, H. L. Tsetse flies and try- 
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8600 
Duke, H. L. Some observations on 
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[Diptera.] 475 
Duke, H. L. An enquiry into the 
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Duncan, F. M. Insect pests and plant 
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Duporte, E. M. The propleura and 
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Durrant, J. H. Collation of the 
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Suppl. (31 pp.). [Lepidoptera.] 479 
Durrant, J. H. Three new genera 
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[Lepidoptera.] 480 
Dury, C. A new ciside genus with 
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[Coleoptera.] 481 
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Dustan, A. G. vide Sanders and 
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Dyar, H. G. The mosquitoes col- 
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Dyar, H. G. A note on Lesticocampa 
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485 
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