Insects affecting the orange . ult females oil Oiim<;:itMnil size; a, adult visit tO CalltomUl I fuund it Ul^Oll afemale,enlarged. (Alter Comslock.) , , , • , i « Single orange tree in the yard ofMr. Elwood Cooper, near Santa Barbiwa. Actual observation shows the suiaiise of Siguoret as to the locomo-tive powers of this insect to have been correct. We have seen theadult insects when removt\l Ircin their positions crawl back with ap-parent ease. ?TUB WAX SCALE—WHITE SCALE. {Ccroplastes Jloridensis Comstock.)[Fig. 20.] Descriptive.—The adult insect with its covering is from 2™^ to 3°^(
Insects affecting the orange . ult females oil Oiim<;:itMnil size; a, adult visit tO CalltomUl I fuund it Ul^Oll afemale,enlarged. (Alter Comslock.) , , , • , i « Single orange tree in the yard ofMr. Elwood Cooper, near Santa Barbiwa. Actual observation shows the suiaiise of Siguoret as to the locomo-tive powers of this insect to have been correct. We have seen theadult insects when removt\l Ircin their positions crawl back with ap-parent ease. ?TUB WAX SCALE—WHITE SCALE. {Ccroplastes Jloridensis Comstock.)[Fig. 20.] Descriptive.—The adult insect with its covering is from 2™^ to 3°^( to inch) in length; oval in form, convex above, flattened orconcave beneath. The ni)per surface presents a rounded centred piom-inence, and on the margins six or eight smaller prominences surround-ing the central one, and separated from it by a well marked the posterior extremi|-y, at the bottom of a deep pit, is seen theopeu end of a fcubo i)rojectiug from the body of the insect. The excreted. THE WAX SCALE OR WHITE SCALE. 57 covering: is a soft wax, very similar to the wliite wax of corainerce. Thecolor is white, remlered impure by siuTacc nccninnlations of dust auddirt. A of ])ink is j;iveii to the seuiitranspareutwax by the red color of the insect benciith. When llic covering-of wax is removed the naked body of the iusectis disclosed to view. This lias theform of an almost filobnhir sack,with thin and delicate walls, in-closing- <lai k red liqniil contents,or eggs of similar color. The np-jKr surface of the body bears sixprominent tubercles, three oneach side, and a short anal tube,the end of which, as has beenseen, penetrates the; covering- ofwax. Beneath the flattened ven-tral surface may be disctov ered thedisused, but not wholly discarded,h^gs and antennae of the under surface also usuallyshows the marginal notches, moreplainly seen in Lecanium, and-ohich indicates the three struct-ural divisio
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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherwashi, bookyear1885
