OCT. 1906. NORTH AMERICAN PARASITIC HYMENOPTERA. 
151 
6. Head but little longer than wide, legs rufous, middle flagellar 
joints not longer than wide pilosus Ashmead 
Head much longer than wide, legs hone3^-yellow or reddish. ... 7 
7. First flagellar joint longer than the second, median sulcus on 
second abdominal segment much longer than the lateral 
ones texanus Ashmead 
First flagellar joint much shorter than the second, second 
abdominal segment with three short sulci at the base 
viereckii Brues 
8. Antennae black 9 
Antennae brown, frontal prominence with a broad diamond- 
shaped fovea above scapula? sulcate near the tegulae 
quebecensis Provancher 
9. First flagellar joint of male only y 2 as long as the pedicel or 
the second flagellar joint microtomus Kieffer 
First flagellar joint at least as long as the pedicel or the second 
flagellar joint clarimontis Kieffer 
Galesus autumnalis sp. nov. 
Female. Length 2.5 mm. Shining black, impunctate. Antennae 
rufous, darker at the tips ; legs ferruginous, the coxae black. Head 
polished, about two times as long as wide. Vertex anteriorly deeply 
sulcate, with two tuberculous teeth on each side. Antennal prominence 
deeply emarginated so that it appears bilobed ; its margin translucent 
brown. Face on each side of a median raised portion concave ; man- 
dibles ferruginous, black at the tips ; posterior margin of cheeks arcu- 
ately concave. Antennae reaching to the base of the metathorax ; 
12-jointed, moderately clavate, rufous except the club, which is piceous. 
Scape very strongly angulated below just beyond the middle. Pedicel 
thick, not quite twice as wide as long; first flagellar joint nearly as 
long as the pedicel, but more slender; second, third, and fourth monili- 
f orm ; fifth to ninth widening, the fifth quadrate monilif orm ; sixth 
transverse monilif orm ; seventh one-half wider than long; eighth trans- 
verse monilif orm ; ninth quadrate monilif orm ; tenth ovate, as long as 
the two preceding taken together ; these last three of equal thickness. 
Mesonotum with the furrows wide apart behind and divergent, not 
reaching the anterior margin ; scapulae not grooved. Scutellum as wide 
as long, with two large, oblique, almost confluent foveae at the base ; 
with a punctate margin. Metathorax short, rugose, with a A -shaped 
