358 



same day and followed in 1-2 hours b}" spraying with milk of lime and 

 iron sulphate. The latter is prepared by dissolving 3 lb. of sulphate 

 in about 3 gallons of water, and 10 lb. of quick lime in 8-9 gallons of 

 water, and pouring the two solutions, first the sulphate and then the 

 lime, into a vessel containing about 40 gallons of water. The lime 

 solution dries quickly and forms a crust, which prevents the evaporation 

 of the kerosene emulsion. 



LizER (C). Une nouvelle Coccidoc^cidie de 1' Argentine et Description 

 du C6cidozoaire qui la produit {Mesolecanimn deltas, n. sp.) [A 

 new Gall from Argentina and a Description of the Coccid produc- 

 ing it, Mesolecanium deltae, sp. n.] — Broteria, Braga, xv, no. 2, 

 1st June 1917, pp. 103-107, 5 figs. 



A description is given of Mesolecanium deltae, sp. n., which produces 

 galls on citrus leaves in the neighbourhood of Buenos Aires. This 

 scale is parasitised by an unidentified Hymenopteron. 



CoRTi (A.). Specie nuove di Eriofldi cecidiogeni del Territorio Argen- 

 tine. [New Species of gall-forming Eriophyids from Argentina.] 

 Broteria, Braga, xv, no. 2, 1st June 1917, pp. 108-112, 3 figs. 



The following Argentine gall-forming mites are described : — Erio- 

 phyes baccharidis, sp. n., on Baccharis salicifolia ; E. condaliae, sp. n., 

 on Condalia lineata ; and PhyUocoptes amaranti on Amarantus muri- 

 catus. 



Cecconi (G.). Manuale di Entomologia Forestale. [Manual of Forest 

 Entomology.] — Florence, Fasc. 5, 64 pp., 85 figs. 



The fifth part of this book [see this Review, A, iv, p. 492] covering 

 pp. 257 to 320 continues an account of the Coleopterous pests of 

 forests. 



Green (E. C). Instruc9oes contra a Lagarta rosea do Algodao. [The 

 Control of Pectinophoragossypiella, Saunders.] — A Lavoura, Rio de 

 Janeiro, xxi, no. 1, January 1917, p. 25. [Received 8th June 

 1917.] 



The pink boll worm, Pectinophora {Gelechia) gossypiella, Saund., has 

 recently been found in abundance in the north-east of Brazil [see this 

 Review, Ser. A. v. p. 288]. Disinfection of the seed with carbon 

 bisulphide is the control advised. 



Extinccao da Saliva. [Destruction of the Leaf-cutting Ant.] — A 

 Lavoura, Rio de Janeiro, xxi, no. 1, January 1917, pp. 26-27. 

 [Received 8th June 1917.] 



The Commission appointed by the National Society of Agriculture 

 have issued their report on the Werneck Ant Exterminator, an appa- 

 ratus similar to one already described [see this Revieiv, A, v., p. 231] 

 and like it intended for use against the ant injurious to agriculture 

 in Brazil {Atta sexdens, L.]. It is of stouter build, but can be carried 



