208 
MOTHS AND BUTTERFLIES. 
one of yellow down the middle of the back. The insect inhabits the 
eastern, middle and western states. 
Tliecla augustus. 
Theda augustus is a common little butterfly throughout New 
England early in the spring, and is often seen on the wing soon after 
the snow has left. The lower wings are slightly scalloped, and a 
prominent rounded projection is located at the inner angle. The 
upper surface is wholly dark brown without markings of any kind. 
On the under side the upper wings are yellowish brown on their 
Thecla augustus. Under side. 
outer third, while a broad area of reddish brown, outlined with a 
faint black mark, occupies most of the remainder of the surface, the 
lower margin being grayish. The outer half of the lower wings is 
reddish brown, with a row of small black dots running through the 
middle from the upper to the lower margin. The basal half of the 
wing is dark reddish brown, with an irregular outline, edged with a 
faint black line. The body and legs are gray. 
It is frequently found in company with Theda niphon. It is not 
a rapid flyer in comparison with other species of this genus, but it is 
so small and plain in color that it is liable to escape observation. 
This genus of Theda is so well represented in our country, some 
species are so exquisitely colored, the shapes and habits of many 
