New Zealand Aleyrodidae — Dumbleton 
151 
crenulate. Tracheal folds not evident. Tho- 
racic tracheal pore (Fig. 12 b) invaginated with 
two or three small teeth at bottom. Abdominal 
tracheal pore (Fig. 12c) similar. Anterior and 
posterior marginal setae present. Thirteen sub- 
marginal setae 0.10 mm. long on each side, 
based just mesad of margin, six on cephalo- 
Fig. 12. Astero chiton fagi Mask. Pupal case: a, Mar- 
gin; b , thoracic tracheal pore; c, abdominal tracheal 
pore; d, vasiform orifice. 
thorax and 7 on abdomen. Minute setae on 
8th abdominal segment. Caudal setae not 
differentiated from marginal setae. Disc with- 
out setae or prominent pores. Submargin 
separated from disc by line 0.07 mm. from 
margin. Vasiform orifice (Fig. 12 d) 0.08 mm. 
long, 0.06 mm. wide, subtriangular, rather 
acute posteriorly. Operculum 0.05 mm. wide, 
0.04 mm. long, sub-semicircular. Lingula 
slightly constricted basally, bluntly pointed 
apically, with two apical setae. 
ADULT: Unknown. 
lectotype: Slide mount of pupal case in 
Maskell collection. 
food plant: Nothofagus menziesii. 
TYPE locality: Inangahua. collect. R. 
Raithby. 
material: One pupal case on leaf (Mas- 
kell material) in U. S. Bureau of Entomology. 
Two pupal cases on leaf in Maskell collection. 
Unmounted Maskell duplicate material in 
Maskell collection. All or nearly all the ma- 
terial has been parasitised. 
Asterochiton pittospori n. sp. 
Figs. 13-15 
larva: Unknown. 
pupal case: (Fig. 13). Length 1.3 mm., 
width 1.0 mm. Colour white. Shape elliptical, 
flat. With a narrow fringe of white wax. Mar- 
gin (Fig. 14*) is obscurely and rather irreg- 
ularly toothed or crenulate. Thoracic tracheal 
fold (Fig. 14 b) present, pore invaginated with 
a few or a group of teeth at bottom. Caudal 
fold absent, pore and comb (Fig. 14c) similar 
to thoracic. Anterior and posterior marginal 
setae present. Eight cephalothoracic discal 
setae as in simplex , one pair on first abdominal 
segment, one pair on fourth abdominal seg- 
ment, one pair of minute setae on 8th ab- 
dominal segment and one pair of caudal setae 
of same size as other discal setae. Vasiform 
orifice (Fig. 14^) subtriangular, 0.7 mm. 
long, 0.6 mm. wide, floor reticulate. Oper- 
culum semicircular 0.05 mm. wide, 0.035 mm. 
long, half filling orifice. Lingula 0.04 mm. 
