112 =Bulletin of the Brooklyn Entomological Society Vol. XIII 
were quite as abundant as the adults. Most of the specimens 
were collected at a point along the highway among rolling hills, 
about twenty miles northeast of Valentine, Texas. That part 
of the country had received recent rains which brought out the 
plants and insects, a condition not true of most parts of Texas 
in IQI7. 
Holotype: 8. July 17, 1917, twenty miles out from Valentine, 
Texas (H. H. Knight) ; Cornell University Collection-* 
Allotype: Taken with the type. 
Paratypes: 21 gS, 10 99, taken with the types, also 4 nymphs. 
Coquillettia balli new species. | 
Much smaller than insignis, pronotum shorter and broader, collum short, 
head more vertical, vertex broader and rostrum longer; dark fuscous 
brown, basal half of the corium and base of the cuneus white, thus some- 
what resembling insignis. 
6. Length 4.2 mm., width 1.17 mm. Head: Width .75 mm., vertex .40 
mm., length .34 mm., height from vertex to tip of tylus .77 mm.; eyes 
small, ovate, height. .37 mm., width .23 mm., fuscous brown, more reddish 
on the lower half of the face. Rostrum, length 1.28 mm., reaching nearly 
to the posterior margin of the hind coxe, chestnut brown, more reddish 
at the base. 
Antenne: Segment I, length .22 mm.; II, 1.06 mm.; III, .o7 mm.; IV, .65 
mm.; uniformly dark fuscous brown, minute pubescent. 
Pronotum: Length .57 mm., width at base 1.08 mm., collar .48 mm.; 
basal margin sinuate and rounded at the corners, lateral margins rounded, 
slightly flaring at the basal angles, disk much flatter than in insignis, collar 
and calli not clearly defined; dark fuscous brown, more reddish on the 
sides. Scutellum slightly darker than disk of pronotum, shaped much 
like insignis but the mesoscutum longitudinally impressed at the middle 
and widening to a triangular impressed area at the base of the scutellum; 
sternum dark chestnut brown, shining, metasternal orifice white. 
Hemelytra: Greatest width (1.17 mm.) at the base; corium white at the 
base, clavus and apical half of the corium dark fuscous brown, cuneus 
dark fuscous, basal third white and extending forward along the mem- 
brane to the inner apical angles of the corium; sparsely and minutely 
pubescent’; membrane uniformly shaded with dark fuscous. 
Legs: Dark fuscous brown to chestnut, the front coxe and femora more 
yellowish. 
Venter: Dark chestnut, much narrowed toward the base, apical margin 
of the third segment more or less pale. 
9. Length 3 mm., wingless, very ant-like in form, dark fuscous brown 
to chestnut; tergites of the first and second abdominal segments com- 
