150 
PACIFIC SCIENCE, VoL XI, April, 1957 
o 
o 
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1 
a 
Duplicate unmounted material in Masked 
collection. This species, which is not a typical 
Aleurodes but has the facies of Asterochiton , 
has been transferred by me to that genus. 
Asterochiton fagi (Masked) 
Figs. 11, 12 
Fig. 10. Asterochiton cerata Mask. Pupal case: a , 
Thoracic tracheal pore; b , abdominal tracheal pore; 
c, vasiform orifice. 
orifice (Fig. 10c) subcordate, 0.07 mm. long, 
0.065 mm. wide, floor reticulate. Operculum 
subtriangular, 0.04 mm. long, 0.05 mm. wide 
more than half filling orifice. Lingula little 
constricted basady, bluntly pointed, with two 
strong apical setae. 
adult: Unknown. 
lectotype: Slide mount of pupal case 
(labelled larva) in Masked collection. 
food plant: Nothofagus menziesii. 
type locality: Reefton. Collect. R. 
Raithby. 
material: One pupal case on Masked slide 
mount (cotype) in U. S. Bureau of Ento- 
mology. 
Aleurodes fagi Masked, 1890: 175, pi. 13, figs. 
25, 26; 1896: 432. 
Aleyrodes fagi Mask. Cockered, 1902: 281; 
Kirkaldy, 1907: 53; Quaintance, 1908: 6. 
Dialeurodoides fagi (Mask.) Quaintance and 
Baker, 1914: 99- 
Asterochiton fagi (Mask.) Quaintance and 
Baker, 1915: xi. 
larva: Unknown. 
pupal CASE: (Fig. 11). Length 1.2 mm. 
Width 0.90 mm. Colour light yellowish- 
brown. Shape elliptical. Raised on vertical 
palisade of wax. Margin (Fig. 12*) irregularly 
0.30 mvn . 
