16 
sclerite; pronotal spot moderately large and plainly seen from above, 
occupying a little more than one-third of the dorsal aspect of the pro- 
notal foreborder. Abdomen much longer than thorax; segments 3 to 
5 increasing in length; 6 and 7 as long as 5. Antenne with joint 1 of 
funicle twice as long as 2; joints 3, 4, and 5 gradually decreasing in 
length, subequal in width; joint 5 more closely connected with club 
than with preceding joint. Color and wing venation as with preceding 
species. 
Described from 7 female specimens collected on wheat at Normal, IL, 
by Prof. F. M. Webster, in May, 1884. 
Isosoma hirtifrons n. sp. (fig. 6). 
Female.—Length, 3.7 mm.; expanse,7 mm. Sculpturing of head, pro- 
notum, and mesonotum as in preceding species, except that there are 
sparse, large, shallow punctures on mesoscutellum; cheeks much fuller 
than in other species; metanotum as with J. maculatum. Abdomen 
Fia. 6 —Isosoma hirtifrons, Howard. 
about as long as thorax; segments 3 to 6, increasing in length. An- 
tenn stout, moderately long, very hairy; proportions about as in pre- 
ceding species. Body not unusually pilose, except face, which is closely 
covered with short white pile; pronotal spots very plain, but not large, 
occupying about one-third of the dorsal aspect of the fore-border of 
the pronotum. Color black, except for all femero-tibial knees and pro- 
notal spot. Claw of stigmal club given off some distance before tip, 
delicate and short. 
Described from 4 female specimers reared by Mr. D. W. Coquillett 
March 18, 1886, from rye stalks which he collected in Mercer County, 
Cal., June 21, 1885. 
Isosoma bromicola n. sp. 
Female.—Length, 3.1 mm; expanse, 4.6mm. Punctation of head, pro- 
notum and mesonotum like that of J. maculatwm, which it also resembles 
