276 KANSAS ACADEMY OF SCIENCE. 



coxse, ovipositor and sheaths black ; the posterior coxa3 and femora somewhat 

 darker than the integument of the thorax and abdomen. 



Type : University of Kansas. Type locality : Douglas county, Kansas, 900 

 feet. One specimen. F. H. Snow. 



Microdus wichitaensis, n. sp. 



Female. — Length, 3 mm.; ovipositor, 2 mm. Head polished, apparently im- 

 pu actate and without sculpture; the face slightly dullish; the clypeus highly 

 polished ; antennfe broken, more than fifteen jointed, the scape not as long as the 

 first joint of the flagellum, pedicellum longer than wide, first joints of the flagel- 

 lum a little longer than the scape and pedicellum combined. Thorax shinning; 

 parapsidal grooves deeply impressed ; metathorax dull, moderately regulose, the 

 pleura shining; metanotum with faint carime that extend from base to apex and 

 are closer together at the apex than at the base; wings brownish; nervures and 

 stigma brown to brownish testaceous; second submarginal cell triangular and al- 

 most petiolate, the transverse median nervure received by the median nervure 

 distinctly beyond the basal nervure. Abdomen, except the basal segment, shin- 

 ing and polished ; basal segment dullish, finely longitudinally striate. Pubescence 

 white, and nowhere obscuring the integument. Black; legs and abdomen brown 

 with the following exceptions: Nearly all of the apical half of the abdomen, 

 sheaths of the ovipositor and tarsi more or less blackish, posterior pair of tibiae 

 whitish, the apical third brownish, and a band near the base brownish. 



Type: University of Kansas. Type locality : Sedgwick county, near Wichita, 

 Kan. 



One specimen. September, 1895; collected in vineyard; E. S. Tucker. 



Microdus castaneicinctus, n. sp. 



Related to pygma3us, from which it differs in the absence of fovea? on the 

 second abdominal segment. 



Female.-^ Length, 3 mm.; ovipositor, 2 mm. Head and antenna? almost ex- 

 actly as in the preceding species; antennte. twenty-six jointed. Thorax almost 

 as in the preceding species, but the metanotum has two very distinct, not widely 

 separated, nearly parallel carinEe, the pleura dullish and somewhat rugulose; 

 wings with a brownish tint, the nervures brownish testaceous, costal nervure and 

 the costal half of the stigma very dark brown, radial half of the stigma brownish 

 testaceous; second submarginal cell triangular, almost petiolate; transverse 

 median nervure received by the median nervure nearly as far beyond the basal 

 nervure as the transverse median nervure is high. Abdomen shining and 

 polished, except the three basal segments which are dullish and finely rugulose, 

 a deep transverse groove at the suture between the first and second abdominal 

 segments. Black; four anterior legs with the femora, except at base and the 

 tibiae and base of tarsi brownish testaceous; posterior legs with the femora 

 brownish above, blackish beneath, the tibia? pale yellowish, apical third and a 

 band in the basal third dark brown; basal half of verter and part of third and 

 fourth dorsal abdominal segments brownish or castaneous. Pubescent as in the 

 preceding species. 



Type: University of Kansas. Type locality : Douglas county, Kansas. One 

 specimen. August, E. S. Tucker. 



Microdus pimploides, n. sp. 



Male. — Length, 3 mm. Head, polished; face minutely punctured, the punc- 

 tures well separated; antenniB with the same proportions as in the preceding 

 species, twenty-nine jointed. Thorax polished, the parapsidal grooves distinct 



