442 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. 55. 



ing nearly half of the whole surface ; segments 3 to 7 short, subequal. Entire 

 body vei'y free from pilosity except metauotal fimbria, which is pronounced 

 and white, and except hind coxae which have slight whitish pilosity on the 

 outer side. The claw of stigma club straight, issuing from the tip of club and 

 extending considerably beyond it, club itself abruptly truncate, triangular. En- 

 tire body including legs, black except pronotal spots, femoro-tibial knees and 

 tarsi, which are a dark honey yellow. 



Supplementary to Howard's description: 



Female. — Rather roughly reticulately lineolate on praescutum. 

 Pronotal spots small but clearly visible from above. Propodeum 

 without a distinct, continuous, margined, median, longitudinal 

 groove; there is a faint central longitudinal carina, and often there 

 is a more or less nearly parallel carina on either side ; there is a granu- 

 lose area laterad of center in the posterior portion. Abdominal seg- 

 ments 3 to 9 gradually decreasing in length. 7 equal to 6. 



Femora black, Imees testaceous, tibiae brownish-black. Fifth flag- 

 ellar joint as broad as long. 



The supplementary description for H. agrostidis is based upon the 

 type in the United States National Museum, Washington. 



Males. — Unknown. 



HARMOLITA WEBSTERI Howard. 



Plate 39, fig. 2 ; plate 43, fig. 2 ; plate 46, fig. 9 ; plate 48, fig. 6. 



Eurytoma hordci Fitch (not Harris) Seventh Ilept. Ins. N. Y. (Author's 



Edition), p. 154, 1S62. 

 Isosoma loebsfcri Howaed, U. S. Dept. Agr., Div. Ent., Bull. tech. ser. No. 2, 



p. 15, 1896. 

 Isosoma hirtifrons Howard, U. !S. Dept. Agr., Div. Ent., Bull. tech. ser. 



No. 2, p. 16, 1896. 

 Isoma fitcM Howard, U. S. Dept. Agr., Div. Ent., Bull. tech. ser. No. 2 



p. 20, 1896. 



Female. — Praescutum reticulately lineolate and without any broad 

 shallow impressions. Pronotal spots medium, occupying scarcely 

 one-half anterior dorsal margin of prothorax. 



Propodeum without a distinct continuous margined groove, al- 

 though there is a beginning of a groove anteriorly, the prominent 

 margined carinae curving around to the spiracles. There is usuallj' 

 a distinct, continuous central longitudinal carina, and occasionally 

 there is a slight depression in the center of the propodeum for its 

 entire length. Propodeum rugose; fimbria prominent. 



Abdomen equal to or slightly longer than head and thorax com- 

 bined ; segment 2 about equals 3 and 4 combined ; 3 and 4 subequal ; 

 5 and 6 subequal and each longer than 3 or 4. 



Legs black, except at knees, which are testaceous. 



Antennae: First funicle plus ring-joint one and one-half times as 

 long as pedical; none of funical joints quadrate; club joiiits not 

 quadrate and about same width as funicle joints. Scape black. 

 Species large. 



