es. 
Vol. xxix | ENTOMOLOGICAL NEWS. 65 
The North American Species of Cerchysius, Females 
(Hym., Chalcid.). 
By A. A. Grrautt, Glenn Dale, Maryland. 
Scrobes forming a semicircle. Head densely scaly. Wings hyaline. 
Mandibles stout, with three nearly equal teeth. 
First two pairs of legs yellow except coxae. Scape concolorous. 
Ovipositor extruded for two-thirds the length of the abdomen, 
somewhat compressed. Body densely scaly. Dark metallic blue. 
Tegulae blue. 
Hind legs concolorous except proximal three tarsal joints; mar- 
ginal vein nearly twice longer than wide, a little shorter than 
the postmarginal, the latter a little over half the length of 
the stigmal; frons moderate, with several rows of minute punc- 
tures on each side; scape slender, very slightly, linearly exfoliat- 
ed ventrad; pedicel nearly twice longer than wide. Lower 
face with obscure thimble punctures. A trace of yellow against 
the marginal vein; venation yellow browr Elongate, 
pallipes Provancher. 
Middle legs entirely yellow except the coxae, the other femora more 
or less concolorous. 
Scape concolorous. Legs fuscous except the cephalic femora 
(washed), hind femora except at each end and the coxae; funicle 
1 shorter than 2 by a half. No scrobes. Ovipositor as long 
EDS gblT eel SLO TINE I: sa a here ciwldrcrvensvenstoecor ecto Sear caudatus Cameron. 
Scape honey yellow; ovipositor valves broad, testaceous as is the 
venation. Flagellum brown-black. Base of cephalic femora, 
basal two-thirds of hind femora and all coxae concolorous, the 
mest ot the legos dark reddish ...-....-.-- hubbardi Ashmead. 
Middle legs, besides the coxae, more or less concolorous. Scape con- 
colorous. Femora widely reddish at apex (the first two pairs). 
Postmarginal vein not as long as the stigmal. 
Basal half of cephalic femora, base of middle femur broadly, hind 
femur except at apex, coxae, base of middle and hind tibiae 
above, concolorous; legs reddish; scape slender; marginal and 
postmarginal veins subequal, the veins yellow; ovipositor valves 
extruded for half the length of the abdomen, much compressed; 
scutellum densely, finely punctate; thorax convex, 
elasmoceri Ashmead. 
Legs the same but hind legs entirely concolorous except the first 
three tarsal joints and apex of the tibia and the middle legs all 
reddish except a metallic spot above near base and the coxae; 
tarsi white, the legs reddish; scape with a moderate ventral 
dilation which is very distinct (much broader than the very 
slight exfoliation in pallipes); funicle 1 about twice longer 
than wide, subequal to the pedicel. Venation dark, the marginal 
