188 
Fig. 1. Larval structures of C. {Ph.) archegus. a. 
Head; h, cauda. 
apical hair tuft, spiculate body, and 2 pairs 
of long apical hairs. Freantennal hairs 6 to 8, 
finely spinulate, longer than the antennae. In- 
terior dorsal hairs 4 to 6, finely spinulate. Ex- 
terior dorsal hairs 3 to 4, spinulate. 
Comb of the eighth abdominal segment (Fig. 
lb) formed by a patch of elongate teeth with 
apex hairy. Air tube long, 4.5 times as long 
as wide. Pecten of 13 to 15 triangular scales, 
sharp and with 3 to 5 teeth each. Tuft of the 
pecten double and long, other tufts double 
and long, located at different places along the 
air tube. Anal segment longer than wide, finely 
spinulate on most of its surface. Lateral hair 
tuft double and large. Dorsal brush formed by 
3 long, strong elements. Ventral brush formed 
PACIFIC SCIENCE, Vol. VII, April, 1953 
by 8 hairs, 4 elements each, very well devel- 
oped and long. 
PUPA (Fig. 2a, b) (Chaetotaxy according to 
Knight and Chamberlain, 1948) : Segment I, 
hair 10 well developed and long, hair 2 with 
strong base, very ramified; Segment II, hair 8 
developed, long, hair 2 long and thin; Seg- 
ment III, hairs 2 and 5 long and ramified, hair 
7 long; Segment IV, hairs 2 and 5 ramified and 
long, hairs 4, 6, 7 long; Segment V, hair 2 
ramified and long, hair 5 very long and di- 
ramified; Segment VI, hair 2 diramified and 
very long, hair 5 ramified and long, hair 7 
long and simple; Segment VII, hair 2 medium 
Fig. 2. Pupal structures of C. {Ph.) archegus Dyar 
and C {Pht) quitensis n.sp. a. Trumpet of C. archegus; 
h, dorsal aspect of abdomen of C. archegus; c, trumpet 
of C. quitensis; d, dorsal aspect of abdomen of C. 
quitensis. 
