856 EXPERIMENT STATION RECORD. [Vol.40 



Experience with an outbreak of grasshoppers on overflowed land in Louisi- 

 ana, E. S. Ticker (Trans. Kans. Acad. Sci., 28 (1916-17), pp. 265-275). — The 

 author reports upon an outbreak of grasshoppers in the vicinity of Oscar, La. 

 Poisoned baits apparently did not attract them, but plaster of Paris dusted 

 over the plants appeared to deter the grasshoppers from eating the coated 

 leaves. 



The Orthoptera (cockroaches, locusts, grasshoppers, and crickets) of Nova 

 Scotia, with descriptions of the species and notes on their occurrence and 

 habits, H. Piers (Proc. and Trans. Nova Scotian Inst. Sci.. 1', (1916-17), No. S, 

 pp. 201-35$, pis. 4, figs. .'/).— A brief discussion of the Orthoptera in general is 

 followed by an account of the Orthoptera of Nova Scotia and a systematic 

 description of Nova Scotian <>rthoptera in which 2S species are listed. 



Report on cacao thrips (Heliothrips rubrocinctus) in Grenada in 1917, 

 F. YV. UBICH {Abs. in Agr. NetOS [Barbados], 17 (1918), .Vo. 432, pp. 362, 363; 

 Rev. Appl. Ent., Ser. A, 6 (1918), No. 11, pp. 496, 497).— The author reports the 

 cacao thrips to be a serious pest in Grenada. 



Mississippi cicadas, with a key to the species of the southeastern United 

 States, W. T. Davis [Jour. X. Y. Ent. Soc, 26 {1918), No. 3-4, pp. 7 ',1-155, pis. 

 2, fig. 1). — Eighteen species are recognized as occurring in Mississippi, one of 

 which (Okanagana virid/is) Is described as new. 



A froghopper on sugar cane in British Guiana. C. B. Williams (Bui. Ent. 

 Research, 9 (1918), No. 2, pp. 163-17.1. figs. 8).— The 'lata here presented relate 

 to Tomaspis flavilatera, which attacks sugar cane along the coast of British 

 Guiana. Although it lias not as yet done any serious damage, it is viewed 

 with suspicion by the planters. 



A cercopid enemy of fields of parana (Panicum numidianum) (Sec. Agr. 

 Com. y Trab., Cow. Sanid. Veg. Cuba, Ore. ', [1917], pp. 81, fins. 8).— The data 

 here presented, which have been noted from another source (B. S. R., 38, p. 

 556), relate to Monecphora bicincta. This cercopid has been the source of 

 much damage to parana grass in Camaguey. Collection of the adults by 

 means of trap lights and by rakes painted with tar or tanglefoot is recom- 

 mended, as is also burning over of badly infested fields. 



The woolly white fly in Florida citrus groves, \V. W. Vo runts (U. S. Dcpt. 

 Agr., Fanners' Bui. 1011 (1919), pp. 12. figs, 8). — This is a popular summary 

 of information relating to Aleurothrixus hoicardi, including its introduction 

 and subsequent spread, life history, natural enemies, and remedial measures. 



Since its discovery at Tampa in IPO!) it has spread rapidly throughout Florida, 

 and is now well distributed oyer Hillsborough, Pinellas, Manatee, Polk, Do 

 Soto, Orange, Lee, and portions of Palm Beach Counties, and doubtless soon 

 will infest all the cirtus groves in the State. A report of Investigations of 

 this species by Back has previously been noted (E. S. R.. 23, p. ~2'u). 



Notes on the green bug (Toxoptera graminum) in Texas, E. S. Tucker 

 (Trans. Kans. Acad. Set., 28 (1916-17), pp. 276-291).— A report of studies con- 

 ducted at Piano, Tex., in 1007. 



The larger corn stalk borer (Diatraea zeacolella), O. G. Ainslte (U. S. 

 Dcpt. Agr., Farmers' Bui. 1025 (1919), pp. 11, figs. 8).— This is a revision of 

 Farmers' Bulletin 634 previously noted (B. S. R.. *2. p. 440). 



The insect and related pests of Egypt. — I, The insect and related pests in- 

 jurious to the cotton plant: I, The pink bollworm, F. C. Willcocks (Cairo. 

 Egypt; Sultanic Agr. Soc., 1916, pp. XX 111+339, pis. 10, figs. 17; rev. in Jour. 

 Econ. Ent., 11 (1918), No. 6, pp. 486, 487).— This part, the first of a volume on 

 the insect and related pests injurious to the cotton plant in Egypt, deals with 



