PLATE XII. 
Fig. I. LeCiiniodiaspis leltidis Ckll , sub. sp. prutnosus sub. sp. 
nov. Dorsal view of female on Ulmus americana. 
Fig. 2. Lecaniodiaspis celtidis Ckll. sub. sp. pruinosus sub. sp. 
nov. Antenna of female. Enlarged about 125 times. 
Fig. 3. Lecaniodiaspis celtidis QMW. Antenna of female. Enlarged 
about 125 times. 
Fig. 4. Lecaniodiaspis {d) parrotti, nov. sp. Dorsal view of 
female on Aesculiis glabra. Enlarged 12 times. 
Fig. 5. Lecaniodiaspis (?) parrotti, nov. sp. lateral view of 
female. On Aesculiis glabra. Enlarged 12 times. 
