36 
PRELIMINARY LIST 
and fourth dusky, more slender than the second and together about equal to it in length. 
Pronotum broad, very moderately convex, bald, with coarse uneven punctures separated 
by wrinkled spaces in somewhat transverse lines, color dull, sometimes marked with a 
pair of black spots on the middle, a larger black spot in each humeral angle, and some 
faint, short stripes of brown on the disk, the lateral margins reflexed, whitish, a little 
curved, anterior angles well rounded and converging towards the elevated, ivory white 
collum’posterior margin pale, a little sinuated; pleural flap coarsely punctate, blackish 
on the middle; sternum and coxae pale greenish-testaceous. Legs testaceous, anterior 
coxae and sternum black, the usual two brown bands near tip of femora, the tibiae dark 
at tip and with black spines, tip of tarsi and nails black. Scutellum with an oblong pale 
spot each side near base, and the apex also pale. Corium finely pubescent, flecked with 
pale dots, more finely and closely punctate than the pronotum, costa dull testaceous, 
piceous at tip, inner angle with a pale spot on each wing-cover, tip of the broad cuneus 
with a dar c brown spot; membrane brown at the outer end of the areole. \ enter pube¬ 
scent, greenish testaceous, with a dark stripe each side, and some pale dots on the con- 
nexivum. 
Length to end of venter 4.5-5 mm. To tip of membrane 5.5-6 mm. Width of pronotum 
2-2.5 mm. One specimen, a male, is in the collection from Colorado, others were sent to 
me from Indiana, Nebraska, Washington, Mackenzie River region, province of Quebec, 
and Maine. It is allied to L. pratensis Linn., but it differs in form, length of antennae, 
and markings.” 
Manitou, April 17th (Gillette). 
J^ygns pratensis Linn. 
Colorado (Uhler, 1). Above timber line (Carpenter—see Uhler, 6, and 
Packard, 2). Common in cultivated districts (Uhler—see Packard, 2). Colo¬ 
rado, common (Packard, 2). During August, around Denver, near Golden, 
near Colorado Springs, and near Cannon City (Uhler, 5). Golden, July 3d; 
Blackhawk, July 2d (Packard—see Uhler, 5). West Cliff, Custar County, July 
27th; also high-alpine (Cockerell, 10). 
Fort Col lias and adjoining foot-hills April 6th to Septem¬ 
ber 30th, very common on alfalfa, sugar beets, and many 
wild and cultivated plants (Baker and Gillette). Steamboat 
Springs, July 26th; Trinidad, May 14th; Georgetown, July 
19th; Manitou, September 29th (Gillette). Aspen (W. W. 
Willard). Manitou Park and Colorado Springs (Tucker). 
La Yeta, July 4th (E. A. Schwarz). 
Jbygus sallei Sign. 
Steamboat Springs, July 15th (Baker). Manitou, July 
(Snow). 
Neoborops Uhler n. gen. 
“Aspect of Neoborus, but with the eyes vertical, more prominent, the vertex and base 
of front narrower, the lateral margins of pronotum not decurved, and the anterior border 
of prosternum collum-like, with the inner borders of the pleural flaps carried far inward 
and leaving only a narrow space for the posternum.” 
Neoborops vigilax Uhler n. sp. 
“Bright fulvous or fulvo-testaceous, oblong-oval, scabrous- and obsoletely, minutely 
punctate on most of the upper surface. Head nearly vertical, narrow cetween the very 
prominent brown eyes, with a broad yellow line on the middle which is bounded each side 
