145 
Antannce six jointed, with the sutures between the third and fourth 
and between fifth and sixth transparent; first and second joints short; 
third about equal to the fourth, fifth and sixth united; the fourth and 
fifth nearly equal in length: sixth very short, but little exceeding the 
first and second united. The antennae, as compared with the body, 
are very short, scarcely reaching to the base of the front wings; not 
tapering, 
Wingless individual .—Body covered with a cottony substance; beak 
short, not extending to the base of the second pair of legs. No honey- 
tubes. Length of the body .06 of an inch; to tip of wings .10 of an 
inch. 
This species was found September 1st, 1877, on the upper leaves 
and fruit stems of a species of grass ( Eragrostis poceoides var. megas- 
tachya ), the blades of the grass folding over the insects. 
It is also found on some species of Panicum. 
Genus VACUNA. Ileydn. 
This genus agrees in most of its characters with Glyphma , the third 
discoidal vein is once-forked; the hind wings have but one branch vein. 
But it differs in having only five-jointed antennae 
I know of no species found in the United States that can with cer¬ 
tain ity be referred to this genus. 
For venation of wings see fig. 21 e. 
Section 2— PEMPHIGINI. 
This section corresponds exactly with Buckton’s sub-family Pemphi- 
gince , and is distingished by the following characters: 
The front wings have three discoidal veins, all simple; the hind 
wings have one (Fig- 23, see end of report) or two (Fig. 24) oblique 
—10 
