Séance du 24 Décembre 1924 
381 
Palpi mainly brown scaled above, and a lew pale 
scales on the last two joints. The pale apical abdo¬ 
minal bands sometimes rather wider and rather more 
produced in the middle than in the male, especially 
on the middle segments. Wings with the upper fork 
cell less than three times as long as the fork. Wing 
length about 3 .2 5 mm. 
The Fourth-Stage Larva (Figs. 8, 9, and 10). 
Head large, broadest through the eves, pale 
straw-coloured, a central pale brown oval mark at 
the back of the head, and two other smaller oval 
marks on each side above the eyes, Antennae large, 
about as long as the head, with numerous small spi¬ 
cules, pale, the extreme base and the part beyond the 
tuft dark brown. Tuft of about 28 - 3 o long plumose 
hairs at about two-thirds, the shaft abruptly narrowed 
beyond the tuft. The two subapical bristles longer than 
the terminal part of the shaft. Terminal appendages 
a bristle almost as long as the subapical ones, a paler 
one of about one-third the length of the latter, and a 
minute blunt digit. 
Outer post-antennal tuft of 5 or 6 Hong rather 
weakly plumose hairs, the mid and inner post-an¬ 
tennal tufts each of two long simple hairs. 
Mental plate with the central tooth large and 
seven teeth on each side, the first six more or less re¬ 
gularly increasing in size, the seventh much smaller 
and considerably detached. 
Thorax scarcely wider than the head, and wider 
than long, the hairs long and abundant. Thorax and 
abdomen pale yellow, The comb of the eighth seg- 
