134 MOTHS AND BUTTERFLIES. 
Another species closely related to the foregoing and easily mis- 
taken for it is Hypoprepia fucosa. This moth is somewhat smaller 
than Hypoprepia mintata and may be distinguished from it by the 
color of the wings, which are yellow and red. 
ZYGAINIDA. 
In the family Zygenide, the species have prominent heads, long 
narrow wings thinly covered with scales, leaving naked spots in 
some species. Some of the members of this family are adorned with 
gay colors, and a large number are diurnal in their habits, rifling the 
flowers of their sweets in the hot sunshine. The larva is short, thick, 
and usually adorned with small tubercles. Many of the species are 
hairy, others naked. Most of them spin silken cocoons, while others 
utilize the hairs of their coat for a covering for the pupa, binding 
them together with a few silken threads. Others again make no 
cocoon whatever. The pupa is usually short and stout-bodied. 
Ctenucha virginica, 
Ctenucha virginica may be seen on the white clusters of elder 
blossoms during the sunny hours. It is not timid and is slow to take 
flight. The head and sides of the thorax are orange, the fore wings 
are smoky-brown, the hind wines bluish-black, and the body is deep 
purplish-blue. The wings expand two inches or over. The larva is 
hairy and feeds on grasses. It constructs a thin hairy cocoon. 
A very long and narrow-winged species is Lycomorpha pholus. 
This insect expands a httle over an inch; in color the shoulder 
covers and base of both pairs of wings are orange, the rest of the 
insect being bluish-black. This moth flies only in the daytime, and 
may frequently be seen extracting the honey fiom the goldenrod by 
