640 REVISTA CHILENA DE HISTORIA NATURAL 



K('ll fo Suhgenera of Dialeurodes 



Vasiform orífice of pupa case armed Avith 

 teeth ou its iuuer caudal and lateral mar- 



gins subgenus Dialeurodes 



Vasiform orífice of pupa case not arraed 

 wíth teeth ou íts íuner caudal and lateral 

 raargíus subgenus Gigalenrodes 



Keij to the species of fhe Subgenus Dialeurodes 



I. Pupa case yellowísh or whítísli, without black- 



ísh coloratíon 2 



Pupa case wíth more or less dark browu or 

 blackísh coloratíon 3 



II. The three tracheal folds wíth minute circular 



dots, tracheal pores sitúa ted just within 

 margín of case, marginal mesad wíth a foAV 

 blunt teeth and distad wíth two claAv-líke 

 lobes, the ends of which are alraost in 



contact citri 



The three tracheal folds clear, tracheal 

 pores made up of four small teeth slíghtl}' 

 chitinized and brown in color natickis 



III. Color yellowísh excepting a longitudinal 



dark brown stripe kirkaldyi 



Color of submargínal área lemon yellow, 

 within this a dark irregular band; dorsal 

 disk orange, margín white tricolor 



Dialeurodes (Dialeurodes) citri (Ashmead). (Lára. 

 LXXV, A-D). 



Aleyrodes citri xVshmead, Florida Dispatch, new ser. 

 Vol. 11, 1885. 



Alei/rodes citri Eíley and Howard, Insect Life, Vol. 

 5, 1893,' p. 219. 



Aleurodes eugeniae var. aurantíí Maskell, Trans. N. 

 Zealand Inst., Vol, 27, 1896, p. 431. 



Alei/rodes aurantii Cockerell, Bull. 67, Fia. Agr. Sta., 

 1903, p.' 666. 



