HEMIPTERA OF COLORADO. 
109 
than wide, once and three-fourths the 
length of the clypeus, superior angle 
somewhat greater than a right angle, 
rather sharply rounded. Disc of ver¬ 
tex smooth, once and a half as long on 
middle as next eyes. Pronotum very 
minutely transversely wrinkled on 
posterior three-fourths, anterior 
margin broadly rounded, hind margin 
nearly straight, sides short. Scutel- 
lum broader than long, transverse 
groove slightly curved backward. 
Last ventrul segment with hind mar¬ 
gin nearly truncate, Color pale yel¬ 
low marked with smoky; face and 
vertex pale yellowish, posterior one- 
half of latter with a median black line; pronotum pale yellow on anterior and lateral 
margins, remainder darker; scuteilum black, basal angles sometimes yellowish; elytra 
yellowish, subhyaline, apex smoky, clavus with a large deep smoky blotch at tip; venter 
blackish, last segment yellow; tergum blackish, with tips and lateral margins of seg¬ 
ments more or less yellowish; prosternum black; legs pale yellow. 
Length 3 mm. Described from two females. 
Dolores, June 18th (Gillette). 
Empoasca obtusa Walsh. ]>et, Gillette. 
t F 0 rtC°lli ns , June 28d on Virginia Creeper; Estes Park, 
July 12th; Colorado Springs, August 23d; Manitou, Septem¬ 
ber 29th, on willow; Minturn, August 24th; Leadville 
August 23d (Gillette). Fort Collins, June 9th. on alfalfa, and 
August 4th on cottonwood; Steamboat Springs. July 15th, 
on willow (Baker). Colorado Springs, August (Tucker). 
Empoasca pulchella n. sp. 
Female: Clypeus a third longer than wide, basal suture 
straight; lorae long and narrow, scarcely grooved, attain¬ 
ing the end of the clypeus; front two-thirds longer than 
broad, nearly twice the length of the clypeus, superior angle 
obtusely rounded. Face and vertex without, sculpturing, 
opaque. Disc of vertex scarcely longer on the middle than 
at the sides. Pronotum twice as wide as long, front margin 
broadly rounded, hind margin decidedly concave, posterior 
angles broadly, rounded, sides rather 
short, without distinct sculpturing but 
with two small pits near the median 
line one-fourth of the distance back 
from the anterior margin. Scuteilum 
broader than long, transverse groove 
black. Last ventral segment with the 
hind margin deeply and broadly notch¬ 
ed, posterior angles rounded. Color 
steel blue varied with smoky and 
orange; head pale orange, genae and a 
large triangular mark on front extend¬ 
ing onto and across vertex medially, 
ivory white; disc of vertex with a 
black median line on posterior two- 
hirds; ocelli rufous and distant from 
the eyes; pronotum pale blue washed 
