A ppendix. 



499 



Eeferhncks. 



(1) Ni'ir.slriul, R. ' A Monograph of the ]'.ritisli Coeciihc,' \'oL I., \<. ITfi (TJOl). 



(2) Niicsl(((il, i?. The Injuvious Scale Insects and ifi'aly liui^s of the British 



Ish'S. .Tourn. Uoy. Ilort. Soc, XXTIl., pt. :■! (IHilfl). 



(3) Frniiihl. M. ]<]. ' Catahigne of the Cocciaa' of the AVorLh' p. •2U (19o;!). 



(4) Frniiihl. M. ]•]. Canadian ]'hitoniologist, voh XXX., p. 711, a.nd Bnlletin 



Tiot. l>ep. Jamaica, p. '257 (1.S96). 



(5) Lcii iishidii. ('. 1'. IJepovt of the Government Entomologist for tlie year 



ISHO, p. 76 (LS97). 



THE SAN JOSE SCALE. 



(Aaj^^iiih'otiis iicniii:io:<ns. Cum.) 



This pest is b}- far the most pernicious of the many insect enemies 

 fruit-^'rowers suHi^r from abroad. Tt was apparently introduced into 



Fli:. :;:;4,— SAX .r.iSK f,c\\.Y. {Axjii'Hutux in-nnrn>siix). 

 Oil aiHile. (X s.) 



America from Japan, and it has flourished anil .spread to an alarming- 

 extent. Its native home is China. It was imported into California in 

 1870. It hrst became injuriously abundant three years later at San 

 Jose, hence its poimlar name. It spread in twelve years throughout all 

 California, Oregon, and into Wasliington State, and has since gradually 

 extended its range until now we may say it is found in all the States 

 lying south of the great lakes. In Australia it is found in several parts 

 of New- South Wales, in Victoria and South Australia. Mr. Froggatt 

 states that it "has been in existence in New South AVal(>s and some of 

 the other Colonies for many years. As fai- as I can leai-n it has Iteen 

 looked after a.nd checked, if not stamped <iut, lioth in A^ictoria, and South 



1:! K 2 



