ECONOMIC ZOOLOGY ENTOMOLOGY. 549 



is also made of the control of latana insects by means of eight introduced 

 insects, none of which have become pests on other plants. 



Report by the entomologist [of Uganda], C. C. Gowdey (Ann. Rpt. Dept. 

 Agr. Uganda, 1913, pp. 29-.'fl). — This report deals with the insect enemies of 

 coffee, cacao, cotton, and tea, and lists ticks collected and the diseases which 

 they transmit. The report for the year 1914 has been previously noted (E. S. R., 

 32, p. 847). 



[Insect pests of Nyasaland Protectorate], E. Ballakd (Nyasaland Dept. 

 Agr., 1913, Bids. 1, p. 1; 2, pp. 9; 3, pp. 6; ^, pp. 4)- — These several papers 

 relate, respectively, to the cotton aphis, some cotton and tobacco pests of 

 Nyasaland, the control of insect pests, and pests of stored grain. 



Some South Indian insects and other animals of importance, considered 

 especially from an economic point of view, T. B. Fletcheu (Madi'as: Govt., 

 1914, pp. XXII +565, pis. 50, figs. UO). — This volume is based upon studies car- 

 ried on by the author while government entomologist at Madras. 



The preliminary chapters give a general account of the structure, habits, etc., 

 of insects, the control of insect pests, etc. In the main part of the work some 

 of the more important pests are dealt with, each being considered under the 

 headings of references, distribution in southern India, life history, food plants, 

 status from an economic viewpoint, and control. The work includes a list of 

 crops and the insects attacking each, a list of allied food plants of insect pests, 

 a brief discussion of insects and disease, beneficial insects, and birds and other 

 animals. The life history of a number of the more important insects Is por- 

 trayed in colors. 



Some Javanese galls, J. and W. Van Leeuwen-Reijnvaan {MarccUia, 8 

 (1909), Xos. 1-2, pp. 21-35; 4-5, pp. 85-122; 9 (1910), Nos. 1-2, pp. 37-61; 4-6, 

 pp. 168-193; 10 (1911), Nos. 2, pp. 65-80; 3, pp. 81-93; Bui. Jard. Bat. Buiten- 

 zorg, 2. set:. No. 3 (1912), pp. 1-52; No. 15 (1914), pp. 68, figs. 230).— The seven 

 contributions present descriptions of 500 insect galls occurring in Java. Of 

 these the gall fctf-mers are represented as follows : Diptera 32 per cent, Acaridje 

 26.6 per cent, Thysanoptera 12 per cent, Lepidoptera 6.6 per cent, Aphididte 6.4 

 per cent, Psyllidas 5 per cent, Hymenoptera 3 per cent, Coccidoa 3 per cent, 

 Coleoptera 1.2 per cent, and Heterodera 0.6 per cent. 



The insects which attack the leaves of fruit trees, P. Lesne (Rev. Hort. 

 [Paris], 87 (1915), No. 20, pp. 424-427, pi. i).— This brief account is accom- 

 panied by a colored plate which illustrates some of the insects which attack 

 leaves of fruit trees and the nature of their injury. 



[Insect enemies of prickly pear], T. H. Johnston and H. Tkyon (Rpt. 

 Prickly-Pear Travel. Com., Queensland, 1912-1914, pp. IX-XIII, 14-18, 32-34, 

 43, 49, 67-81, 86-88, 92, 105-108, 111, pis. 9).— The authors report upon investi- 

 gations of the insect enemies of prickly pear in countries where it occurs, made 

 with a view to utilizing the same for the destruction of the plant in Queensland, 

 where it is a pest. Much of the data relating to cactus insects in the United 

 States is based upon a bulletin of the Bureau of Entomology of this Depart- 

 ment, previously noted (E. S. R., 28, p. 4.51). 



Dragonflies and their food, A. Warren (Proc. Hawaii. Ent. Soc., 3 (1915), 

 No. 2, pp. 72-82). — This is a report of investigations carried on during the 

 latter part of 1913 and the first part of 1914 for the purpose of obtaining 

 definite data on the range of food of the local dragonflies, particularly Anax 

 Junius and Pantala flavescens. 



Tables showing the findings as to the contents of the alimentary canal of 

 253 nymphs and in the alimentary canal and mouth parts of 24 adults Anax 

 and 218 adult Pantala, with a summarized list of the species and genera which 



