52 



its use in agriculture. The second method is hkely to prove more 

 successful than the first. Excision of the lesion is the best treatment, 

 but should this be impossible the surface should be covered by some 

 apphcation to protect it from further infection by flies. 



Froggatt (W. W.). Destruction of Bugs by Fumigation.— ^^fric. Gaz. 

 N.S.W., Sydney, xxx, no. 11, November 1919, p. 828. 



For the destruction of bugs [Cimex] by fumigation with hydro- 

 cyanic acid gas, the quantities that have been found efficient for 1,000 

 cubic feet are 1 lb. cyanide, 1 lb. (Uquid measure) sulphuric acid and 

 48 oz. water. The usual formula in a smaller space such as an air- 

 tight room is 1:1:3 in ounces. The method of fumigation is 

 described. 



Williams (T. H.). Lice and Mange Infection of Pigs.- Queenskmd 

 Agric. Jl, Brisbane, xii, no. 5, November 1919, p. 262. 



The hog louse, Haematopinus suis, is believed to be responsible for 

 many cases of swine fever in Queensland. Methods of destroying 

 this pest and the treatment of mange in pigs as a result of the presence 

 of Sarcopies scabiei suis are described [R.A.E., B, vi, 170 ; vii, 175]. 



TowNSEND (C. H. T.). New Genera and Species of Muscoid Flies— 



—Proc. U.S. Nat. Mus., Washington, D.C., Ivi, no. 2301, 1919, 



pp. 541-592. 



This hst includes descriptions of 77 new genera and 78 new species. 



Villeneuve having shown that Plionnia regina, R.-D. {nee Meig.) 



which was the type of the genus is a synonym of P. azurea, Fall, 



a new genus Enphormia is here erected for regitia, Meig., which is 



generically distinct from P. azurea, Fall. 



DE Salles Gomes (F.). Prophylaxia do Impaludismo em Villa Ameri- 

 cana, Nova Odessa, Cari6ba e Salto Grande.— >S'emfo Sanil. 

 Estado de Sao Paulo [Brazil], '^.i^. no. 9, 1919, 123 pp., 67 figs., 

 1 plate, 1 map. [Received 7th January 1920.] 



This paper describes the anti-malarial measures carried out in 

 some localities of the Brazihan State of S. Paulo. 



Como destruir o " Bicho dos P6s." [Measures against Dermatophilus 



penetrans.] — Chacaras e Quintaes, S. Paulo, xx, no. 6, 15th 



December 1919, p. 477. 



Ichthyol ointment is advised against DermatopJiilus {Sarcopsylla) 



penetrans infesting the feet of pigs. The styes after disinfection should 



be strewn with Chenopodium atnbrosioides. 



DEL Castillo (E.). Informe sobre los Medios de Destruccidn de la 

 Garrapata en la Republica Argentina. [Tick Eradication in Argen- 

 tina.]— -Rei'..4.'7nco?a,5o5ro^a, v, no. 2, February 1919, pp. 73-74. 

 [Received 15th January 1920.] 

 For the purpose of tick destruction Argentina is divided into three 



zones ; infested, intermediate and immune. The first comprises 



