40 WILLIAM H. ASH ME AD. 



iiiclndiHor coxiB, pale ferruginous: palpi pale. Head riigulose, the face with some 

 long white hairs : thorax faintly shagreened, with three punctate impressed lines, 

 the laterals uniting with the median before attaining the base of the scutellum; 

 scutellum polished, with a crenate furrow acroiBS the base; mesopleura smooth, 

 or nearly so; polished, shagreened at tlie sutures, and with a slight longitudinal 

 crenate furrow near the middle ; metathorax finely rugose, distinctly areolated, 

 with the angles subpromineut. Wings hyaline, pubescent, the stigma large, 

 fuscous, all the nervures pale or hyaline; the first abscissa of radius two thirds 

 the length of the second ; first branch of cubitus rather strongly curved in- 

 wardly; recurrent nervure short, scarcely half the length of the first transverse 

 cubital nervure and interstitial with it. Abdomen broadly oval, wider than the 

 thorax, 3-segraented, shagreened, smoother towards apex, the second segment 

 the largest and broadest, the first and last about equal in length, blackish ; the 

 raised discal plate on the first about twice as long as wide, the sides parallel ; 

 ovipositor half the length of abdomen. 



Hab.—St. Louis, Mo. (C. V. Riley). 



Type in National Museum. 



Allied to the European C. rubiginosus, but slightly smaller and 

 differently colored, while the first abscissa of radius and the raised 

 plate on first abdominal segment are longer proportionately. 



2. Chreiiiylus uigriceps n. sp. 



9- — Length 1.5 mm. Head black; thorax and abdomen rufo-piceous ; an- 

 tenufe, except the four terminal joints (which are black) and legs, honey-yellow ; 

 collar and tegulse yellowish. Head transverse, rugulose, the face slightly cou- 

 vexly prominent; auteniise as long as the head and thorax, filiform, 12-joiuted, 

 the first flagellar joint very slightly the longest, the following about two and a 

 half times as long as thic^k ; thorax with distinct parapsidal furrows that con- 

 verge and meet just before reaching the base of scutellum, the middle lobe with 

 a median longitudinal furrow; the surface, except anteriorly, where it is finely 

 alutaceous, is smooth and shining; scutellum polished, with a large crenate fovea 

 across the base ; metathorax finely rugulose, areolated. truncate behind, the angles 

 somewhat acute. Wings hyaline, the stigma and costa brown, the internal ner- 

 vures yellowish or pale; recurrent nervure interstitial with the first transverse 

 cubital, the first abscissa of radius a little longer than half the length of the 

 second. Abdomen oval, 3-segmented, not longer than the thorax, polished, 

 shining, but with a strong lens exhibiting an alutaceous sculpture towards base; 

 plate of first segment a little longer than wide, with raised lateral margins ; 

 second segment nearly as long as the first and third united : ovipositor scarcely 

 one-third the length of abdomen. 



The % has the head and thorax entirely black, but otherwise agrees with the 

 female. 



Hab. — Jacksonville, Fla. 

 Types in coll. Ash mead. 



HORiMIUS Nees. 



The type of this genus, H. moniliatus Nees, was reared from Tor- 

 trix conjlaim Fab. The only other species, H. pectlventris Wesmael, 



