104 
MOTHS AND BUTTERFLIES. 
June, usually in the morning; and by evening its wings are rigid 
and it is ready to take flight. As these moths take no nourishmen 
their lives are very short after reaching maturity. Resting hidden 
Swamp and upland forms of cocoons of Attacus cecropia. 
by day among the leaves, the males sally forth at evening in search < 
their mates guided by their keen sense of smell, and having insure 
the continuance of the species for another year, they soon perish. 
This insect inhabits a large part of the continent east of tl 
Rocky Mountains. In Colorado, Utah, California and the far We 
generally its place is occupied by closely allied forms, very large an 
heavy-bodied insects, in which red and dark brown colors predom 
nate. Two or three species of Attacus from Mexico are interestin 
from having a transparent almond-shaped spot in the centre of each 
wing. One of these, Attacus splendens , is a lovely creature, m. 
whose wings pink, brown, purple, black and white are mingle 
making a very pleasing combination. There is frequently gre 
variation in the coloring of these moths. 
Attacus cynthia is a species which has been introduced into tU 
country and Europe from China, and may now be found in a wild 
