278 Forty-second Report on tee State Museum. [136] 



Boston, Mass.; Kittery Point, Me.; Brunswick, Me.; and Ames, Iowa, 

 as noticed in Entomologica Americana, for August, 1885, vol. 1, p. 96. 

 Similar transfers, under direction of Professor Riley, of eggs of 

 the seventeen-year Cicada, have been made the present year from 

 Indiana, Michigan and Pennsylvania, to localities in Alabama, Georgia, 

 Mississippi and Missouri.'' 



[For a subsequent notice of the above series of experiments, see 

 Professor Riley's report to the Department of Agriculture, for the 

 year 1885, pp. 254-257.] 



White Scale-insect Attack on Ivy. 

 Asjndiotus nerii Bouche. 

 The following note of inquiry in relation to a quite common insect 

 attack of the ivy has been received from a lady in Watervliet, N. Y. : 

 " Inclosed please find a leaf of ivy. Will you kindly inform me of 

 the cause of its peculiar appearance, and also the remedy, if any ? 

 The leaf and stem are alike infested, and the whole is in an unhealthy 

 condition." 



Fig. i4.— The White Scale, Aspidiotus nekii, in natural size, on an acacia twig: a, the 

 winged male insect; h, the male scale ; c, the female scale — each enlarged. 



Reply was made that the leaf sent for examination showed upon 



both surfaces, clustering about the veins and more thinly distributed 



elsewhere, and upon the leaf-stalk, many whitish, rounded, slightly 



