i 



—25— 



Subgenus hbmii'.erlesia" Ckll. 



-•/. (JmupcU "lancls present. 



/>'. Median lobes parallel or elose toiretlier. 



C. Plates short, simple, witli not over tlir<'e hrauehes. <i'//r<:\iis. 



CC. Plates long and complex, some i)lates witii at least four 



branches. 



D. Second. lOurlli and lillh [)hili's Ironi mt'diaii Itilies 



wide and many branched, lirst and lliiid narrow 



with small siile branches, two or tluri" small simjile 



plates lati'rad ol 1 iiird hibe rydoimtc 



/1/K First and seeniid jiliitcs trom median hdx-s wide and 

 multi-pnintrd: tliird. lourtli and lirtli sim])h' and 



narrow iiiiicii. 



BB. Median Inbcs far apart, second and third lobes small lint 



distinct palntac. 



AA. (Ironped glands absent. 



B. Anal segment of female with normal angle of acnteiu'ss; median 

 lobes with breadth and length equal, or latter the greatest. 

 C. Median lobes notched mi both o\iIeraiid inner margins. 



I). Median lobes broad, inner cliitinoiis [irocess of lirst 



incision ciuisiderably the largest ////;//. 



DD. Median lobes longer, chilinons jirocesses of lirst 



Incision eqnal rnpax. 



CC. Median lobes with margins straight, parallel, not notched, 



apices slightly rounding, corners prominent iricolo> . 



BR. Anal s(>gment shortencni in an antero-postei'ior direction so as 



to ai)pear obtnse or blnnted. broader than long; median lobes 



broader than long ciipressi. 



ASPIDIOTUS CONVEXUS CoUlSt. 



Comstock, J. II., Rep. U. S. Dept. Agr. 1880, p. ;J9.-). 



Scale similar to that of rapax but more opaque. 



Female anal segment with median lobes broad, notched 

 on both margins; second lobe nearly obsolete, third entirely 

 so. First and second incisions surrounded by chitinous 

 bands, approximately uniform in width. Plates short, about 



*Aspidiotu.s hiiidoviae Ckll., described from BUjchivia hrachijlciiis, Los Augeles, 

 Cal., is placed iu ibis subgenus by CockereU. However its characiers are so differ- 

 ent from those of the reniaiuiag species that the writer prefers to omit it from the 

 table until its position is determined with certainty. It does not appear to be a 

 Hemiberleaia. See Bui. Div. Ent. Tech. Ser. No. 6. p. -'0. 



