20 [March 
posteriorly with brown; the inner half of the wing yellowish, immac¬ 
ulate. 
Body above greenish; abdomen and palpi yellowish-white; antennm 
brown above, yellowish below; club black above and beneath the tip, 
reddish on the sides. 
Female. Expands ly^Qinch: of duller color; a large greyish spot 
corresponds to the stigma of the the male, posterior to which the yel¬ 
low spots are arranged in a transverse, irregular band; a faint tawny 
band across secondaries. 
Philadelphia, from Mr. Newman. 
Hesperia Ocola, nov. sp. 
Male. Expands inch. Upper side dark glossy brown with an 
olivaceous tint; a large sagittate transparent spot at the origin of the 
third median nervule and a small transparent spot in the angle above; 
on the costa are one or two minute similar spots; secondaries immacu¬ 
late ; fringe greyish-brown. 
Under side same color as above without the olivaceous tint, the whole 
surface much wrinkled longitudinally; spots as above. 
Body same color as the wings, below greyish; abdomen yellow, with 
a median brown line, on either side of which are two brown lines; pal¬ 
pi brownish-yellow; antennae black; club black with a red tip. 
In some specimens the transparent spots are nearly or quite obsolete. 
Female similar to the male, but of duller color. 
Greorgia; Florida; Texas. 
Hesperia Mandan, nov. sp. 
Expands ly^^ inch. Upper side brown, spotted with ochrey-yel- 
low; primaries have a marginal series of small spots, with two of larg¬ 
er size that are submarginal; a straight transverse row on the disk of 
large, angular spots, interrupted against the submarginal; two others 
in the cell, separated by a circular brown space. 
Secondaries have a small spot near the base, another on inner mar¬ 
gin, a large, rounded one in the disk, and a submarginal series of small 
spots and points. 
Under side : primaries almost wholly ochrey-yellow, the spots corres- 
