pe De 
life history and habits of the plum curculio will be undertaken, as well 
as large-scale experimental work in orchards. 
E, R. Selkregg, who has been in charge of the Bureau's laboratory at 
Dover, Del., has been transferred to Fort Valley, Ga., where he will be 
charged with life-history studies of the plum curculio. 
LIBRARY 
Be SP EYL SC L Mawel Colcord ,abranida J fod OM 
New Books 
Austen, E. E, The house-fly; its life history and practical measures for 
its suppression, 52 p., illus., pls. London, 1920. (British Museum 
(Natural History) Fconomic Series No. l a.) 












Felt, E, P. New Indian gall midges (Diptera). llzy.London, 1920, (In- 
dia Dept. of Agriculture. Memoirs, Entomological Series, v. 7, no. 1H 
Hampson, Sir George F, Catalogue of the Lithosiadase (Aretianae) and Phalae 
noididae in the collection of the British Museum. 619 p., illus. Lon- | 
don, 1920. (Catalorcue of the Lepidoptera Phaleense in the British Mus- 7 
eum, Supplement, v. 2.), q 
Lang, W. D. <A handbuok of Pritish Mosquitoes. 125 p., illus., 5 pl, Lone a 
don, British Musewn, 1920 | 4 
Misra, C. S. The rice leaf-hoppers (Nephotettix bipunctatus Fabr. and N ep- 
hotettix apicalis Motsch.), p. 207-239. London, 1920, (India Dept. of 
Agriculture. Memoirs, Entomological Series, v..5, no.-.2. ) 
Marchand, Wsrner, Thermotropism in insects, Entomological News, v. 31, 
no. 6, p. 159-165, June 1920, Literature, p, 165, 
Raukchandnairk, Y. Lantana insects in India; being the report on an enqui-— 
ry into the efficiency of indigenous insect pests as a check on the sprea 
of lanterns in India. p, 239-314, illus., plates 24-37, London, 1920. 
(India Dept. of Agriculture. Memoirs, Entomolocical Series, v. 5, no. 6) 
Schrader, Franz. Sex determination in the white-fly (Trialeurodes vaporar~ 
iorum). Journal of Morvhdélogy, v. 34, no. 2, fT. 267-298, Sept. 21, 1920). 
PCI ATA Hey ah a FERRE, Me a 
Whiting, a We Gene tic studies ¢ of the “Mediterranean the Erhestia 
3 kuhniella Zeller, Journal of Experimental AO CE OEY y, Vv. 28, now Sy Ds 
413-445, 2pls, July, 1919, 
Who was who, a coupanion te "Who's who," containing the biorraphies of 
those who died during the period 1897-1915, London, A. & C. Black, 
Ltd., 1920. 3389 D, 2 
