GIANT SILK-WORMS. 127 
smaller male is deep yellow, with rather faint purplish- 
brown markings; on the fore-wings are two oblique wavy 
lines near the outer margin, a zig-zag line near the base, and 
other blackish dots and markings. The hind-wings are of 
a deeper ochre-yellow, and are shaded with purple next the 
body; within the hind margin is a curved purplish band, 
and inside this a smaller and darker one, while in the middle 
of each hind-wing is a large, round and blue eyes pot, witha 
broad black border and a central white dash. The antenne 
of the male are beautifully feathered; the wings measure, 
when expanded, about two and a half inches across. In the 
ce 
Fig. 130.—Hyperchiria Io Linn.; caterpillar; a, b, c, branching spines, enlarged. 
After Riley. 
female the wings are purplish-brown, the transverse lines 
gray and much more prominent, and there is a somewhat 
dusky, pale-margined, nearly kidney-shaped discal spot; the 
hind-wings are very similar to those of the male; the thorax 
and legs are purplish-brown, the abdomen ochre-yellow, 
with a darker edging on each ring. 
