Descriptions of two New he genus Tyrannula, 275 
it appears to differ in the color.of the upper parts, pusilla being 
“intermediate between own and oil green ;” our species 
our species dark bro blive: the bands on the wing grayish 
white ; in our species ellow: “throat and breast” of 7’. pu- 
” in this species the throat is yellow, and the 
breast olive tinged with yellow. 
This species was first observed in the spring of 1840, near 
Carlisle, Penn. During every succeeding spring since, it has 
5 been seen in greater or less numbers, and several specimens pro- 
~~ cured each year. Its habits are much like those of the other spe- 
cies of this genus; it frequents low thickets near small streams, 
is seldom found in large woods like 7". Acadica or T’. virens, and 
is a very unsuspicious bird, allowing persons to approach within 
ashort distance. It probably goes further north than Pennsylva- 
nia to breed, having never been observed. ig the latter part of 
my or beginning of June. 
‘TYRANNULA MINIMA, (nob 
Specific characters.—Above dark grayish olive, breast light ash 
gray, abdomen and lower tail coverts yellowish white. Tail 
emarginate. Second and third primaries longest, first longer t ea 
sixth. Bill horn color beneat 
Description of a Male. 
Form, §c.—Body rather slender. Bill smaller than the other 
species of the genus. ‘Tarsus slightly longer than the middle toe. 
Second primary longest, third nearly equal, and rather longer than 
fourth, fifth one line shorter than fourth, first intermediate be- 
tween fifth and sixth. T'ail emarginate and slightly rounded. 
Color.—Bill dark blackish brown above, pale horn color be- 
neath. Feet black. Plumage of the upper parts dark grayish 
olive, crown somewhat darker, rump lighter and inclining to gray- 
. A narrow ring round the eye grayish white. Fore part of 
breast, sides, and sides of the neck light ash gray, middle of throat 
white, rest of the lower parts very pale yellow or yellowish white. 
timaries and tail feathers wood brown, the former narrowly, and 
latter broadly edged with olive. Lower row of lesser wing cov- 
_ €rts and the secondary coverts darker, tipped with dirty white, 
that color forming two bands across the wings. Secondaries also 
