Prary XIX. 
Ieerya Purchasi. a, Insects on twig of Acacia (wattle); 6, adult female and 
ovisac, upper view; c, adult female and ovisac, side view; d, female of 
second stage; ¢, larva, with yellow cotton; f, male; g, haltere of male 
k, two joints of male antenna; m, hairs, spinnerets, and glassy tubes 
nm, antenna of adult female. 
