ILLUSTRATIONS 



Plate XXXV. 

 XXXVI. 



XXXVII. 



XXXVIII. 

 XXXIX. 



XL. 

 XLI. 



XLII. 



XLIII. 



XLIV. 



XLV. 



XL VI. 



XL VI I. 

 XLVIII. 



IV 



PLATES. 



Page. 



Figs. 1-14. — Dialeurodes citri 98 



Figs. 1-6. — Alewoplatus quercus-aquaticx. Figs. 7-12. — Peal- 



ius maskelli 98 



Figs. 1-6. — Bemisia inconspicua. Figs. 7-11. — Dialeurodoidcs 



aureus 98 



Figs. 1-13. — Aleyrodes spirseoides 98 



Figs. 1^. — Aleuroparadoxus iridcscens. Figs. 5-8. — Alcuro- 

 cyhotus graininicolus. Figs. 9-11. — Aleurocanthus spiniferus . 102 



Figs. 1-9. — Aleurotulus nephrolepidis 102 



Figs. 1-6. — Aleurothrixus howardi. Figs. 7-9. — Aleurotrache- 



lus tracheifer 102 



Figs. 1-15. — Asterochiton vaporarioriim 102 



Figs. 1-16. — AleurotWiius timberlakei 106 



Figs. 1-17. — Tetraleurodes mori 106 



Figs. 1-16. — Aleurolobus marlatti 106 



Fig. 1. — Dialeurodes citri: Pupa case on leaf. Fig. 2. — Aleuro- 

 paradoxus iridcscens: Pupa case on leaf. Fig. 3. — Aleuro- 

 canthus spiniferus: Pupa case on leaf. Fig. 4. — Aleurotrache- 

 lus tracheifer: Pupa case on leaf. Fig. 5. — Pealius kelloggi: 

 Pupa case on leaf. Fig. 6. — Aleyrodes spirseoides: Pupa case 



on leaf 106 



Fig. 1. — Aleurolobus marlatti: Pupa case on leaf. Fig. 2. — 

 Asterochiton abutilonea: Pupa case on leaf. Fig. 3. — Tetra- 

 leurodes mori: Pupa case on leaf. Fig. 4. — Aleurothrixus 



hoivardi: Pupa case on leaf 106 



Aleurotithius timberlakei, showing infestation of underside of 



leaves of Eridictyon tomentosum 106 



