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Bashambar Das (— ). The Aphididae of Lahore. Edited, with Notes 

 and an Introduction by P. van der Goot. — Memoirs Indian 

 Museum, Calcutta, vi, no. 4, March 1918, pp. 135-274, 18 plates. 

 [Received 24th August 1918.] 



This monograph on the hitherto Uttle-known Aphids of Lahore 

 deals with 38 species, many of which are new. 



These include : — Pemphigus (?) cynodonti, sp. n., on Cynodon 

 dactylon (dub grass) ; Macrosiphum rosaeiformis, sp. n. (Punjab rose 

 aphis) on several species of cultivated roses in gardens ; Sfephensonia 

 lahorensis, gen. et sp. n. , on cultivated chrysanthemums ; Brevicoryne 

 coriandri, gen. et sp. n., on coriander ; Siphocoryne indobrassicae, 

 sp. n. (Indian mustard apliis) a serious pest of all the Brassica crops, 

 especially mustard and rape ; Toxoptera punjabipyri, sp. n., on pear 

 {Pyrus communis) and a wild variety of pear ; Aphis malvoides, sp. n. , 

 occurring on numerous hosts including Malva spp., Malvestrum spp., 

 chrysanthemum, pear, pansy and Solanum spp. ; A. duranti, sp. n., 

 on Duranta sp., Colocasia, etc. ; Brachy unguis harmalae, gen. et 

 sp. n., on Peganum harmala; B. letsoniae, sp. n.,on Letsonia scandens ; 

 B. carthami, sp. n., on Carthamus oxycarpi (wild safflower) ; Eichochai- 

 tophorus himalayensis, sp. n., on several species of Salix ; and Shivaphis 

 celti, gen. et sp. n., on Celtis australis. 



The work concludes with a list of plants attacked, with particulars 

 of the Aphids infesting them, and the time of year when they have 

 been observed. The plates have not been issued with the text, but 

 are to appear later. 



Watson (J. R.). Insects of a Citrus Grove. — Univ. Florida Agric. 

 Expt. Sta., Gainesville, Bull. no. 148, June 1918, pp. 165-267, 

 67 figs. 



This comprehensive bulletin enumerates the insect pests of citrus in 

 Florida. Among the more important of these are the whiteflies, of 

 which the following species occur : — Dialeurodes citri (common citrus 

 whitefly), D. citrifolii (cloudy- winged whitefly), Aleurothrixus hoivardi 

 (woolly whitefly), A. floccosa (flocc.ulent whitefly), Paraleurodes perseae 

 (bay whitefly), Bemesia inconspicua (sweet-potato whitefly), Tetra- 

 leurodes mori (mulberry whitefly), and Trialeurodes floridensis (guava 

 whitefly) ; the life-history, parasites, predators and control of the 

 most important of these are given. 



Next in importance are scale-insects, 20 species being fully dealt 

 with. 



Other pests include the mites, Tetranychus teiarius, L. {sexmaadatus, 

 Riley) and T. citri, McGregor ; thiips, especially Frankliniella bisjyinosus 

 projectus, Watson; large plant-bugs such as Nezara viridula,Jj. , N. hilaris, 

 Say, Euschistus variolarius. Pal., Leptoglossus phyllopus, L., and 

 Acanthocephalafemorata,¥.; the cotton- stainer, Dysdercus suturellus, 

 H.-S. ; Ceratitis capitata, Wied. (Mediterranean fruit-fly) ; Pachnaeus 

 opalus, Oliv. (citrus root-weevil) ; Elaphidion inerme, Newm. (orange 

 sawyer) ; the butterfly, Papilio cresphontes. Cram. , of which the larvae 

 of the fourth (and last) generation may entirely defoliate a young 

 tree in a few days, and therefore should be controlled by spraying 

 with lead arsenate, 1 lb. in 50 U.S. gals, water, to which, if there is,, ^^"^ 

 much new growth, milk of lime obtained by slaking 2 or 3 lb. quickhrne 

 (C514) Wt. P2/137. 1,500. 11.18. B.& F.Ltd. Gp.tl/3. ▲ 



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