THE ENTOMOLOGIST. 29 
species which now represent the genera Lygocerus and 
Trichostoresis, aud the type of the latter is Cenaphron 
clandestinus, Nees (= glaber, Boh.). 
op OP 
DIAPRIDE. 
. Wings notched at the tips. - - : ENTOMACIS. 
. Wings not notched at the tips. 
. First joint of the antenn very much dilated. PLarymiscuus. 
First joint of the antenne not very much 
dilated. 
* Front much elongated. First joint of the 
oo 
+ 
+ 
§ 
antenn distorted in the middle. - - GALESUS. 
Front not much elongated. First joint of the 
antenne not distorted. 
Subcostal vein not extending to the costa. 
Subcostal vein with a stigmatic branch at the 
tip. - - . - - ANEURHYNCHUS. 
Subcostal vein with no stigmatic branch at 
the tip. - - - - Lasottes, fem. 
Subcostal vein extending to the costa. 
Male. 
Antenne 12-jointed. - - - CEPHALONOMIA. 
Antenne with thirteen or fourteen joints. 
Antenne with thirteen joints. 
First joint of the flagellum hardly half as 
long as the second. - - -  PaRAMEstus. 
First joint of the flagellum as long as the 
second or longer. 
Second abdominal segment with one or more 
grooves at the base. 
Wings with a costal vein. - - . JpIoTYPA. 
Wings with no costal vein. - + - HEMILEXIS. 
Second abdominal segment with no groove at 
the base. - = - - -  SPILoMIicRus. 
Antenne 14-jointed. 
Wings with no basal vein. - - - Diapria. 
Wings with a basal vein. 
First joint of the flagellum distinctly shorter 
than the second. - - - BASALYS. 
First joint of the flagellum not distinctly 
shorter than the second. - = - LoxorTRopPa. 
Female. 
Antenne 12-jointed. 
Head large and flat. - CEPHALONOMIA. 
