JO. 2349. REVISION OF NE ARC TIC APANTELES—MUE8EBECK. 501 



150. Third abdomiual tergite somewhat roughened at base; apical margin of 

 second tergite curved posteriorly at the sides; suturiform articulation 



broad and foveolate_ 



.151. 



Third abdominal tergite smooth and shining; apical margin of second 

 tergite not curved posteriorly at the sides lo2. 



151. Radius perpendicular to the anterior margin of the wing, and much longer 



than the transverse cubitus; female antennae as long as the 



ljQ(jy 149. hyphantriae Riley. 



Radius oblique to the anterior margin of the wing, tending outward, and 

 very slightly or not at all longer than the transverse cubitus; female 

 antennae distinctly shorter than the body 150. cUsiocampae Ashmead. 



152. First and second abdominal tergites rugulose; hind coxae mostly yellow- 



ish ; tegulae dark testaceous 151. euphydrykUs, new species. 



First and second abdominal tergites mostly smooth; hind coxae black; 

 tegulae pale stramineous 152. smerintM Riley. 



153. Third abdominal tergite somewhat roughened on the basal half or more-154. 

 Third abdominal tergite smooth l-J^- 



154. Third tergite rugoso-striate on basal two-thirds, striations sometimes reach- 



ing the posterior margin of the tergite medially 155, 



Third tergite only punctate or weakly granular on the basal half. 



153. imirtfeldtae Ashmead. 



155. Disk of scutellum rather dull and closely sharply punctate ; venter of abdo- 



men and apical half of posterior coxae usually testaceous; hind coxae 



rather "-ranular 154. grenadensis Ashmead. 



Disk of scutellum shining, very weakly punctate ; venter of abdomen mostly 

 and hind coxae entirely black; hind coxae smooth.__155. fiskei (Viereck). 



156. Posterior coxae yellowish 157. 



Posterior coxae black 15S. 



157. Antennae with the scape yellow and the flagellum pale beneath ; dorsum of 



abdomen beyond third tergite mostly red__156. oUcuricornis (Viereck). 

 Antennae entirely fuscous; abdominal tergites usually black. 



157. marginicentris (Cresson). 



158. Third abdomiual tergite more or less testaceous or reddish, at least reddish 



along entire lateral and apical margins ; abdomen often entirely testaceous 

 beyond second tergite; antennae usually pale; posterior coxae usually 

 mostly testaceous ISO- 

 Third abdominal tergite wholly black; antennae and posterior coxae 

 black 1G2. 



159. First abdominal tergite with the sides bulging strongly, the plate indis- 



tinctly broader at apex than at base; both first and second tergites 



closely rugulose 158. charadrae, new species. 



First abdominal tergite distinctly broader at apex than at base, tlie sides 

 not bulging strongly 160. 



160. Abdomen short-ovate, depressed ; second abdominal tergite entirely rugose ; 



antennae pale; posterior coxne black 159. flavicarnis Riley. 



Abdomen more elongate, and usually more or less compressed on apical 

 lialf; the second tergite in large part smooth; posterior coxae usually 

 testaceous on apical half 161. 



161. Abdomen slender, very strongly compressed on apical half; posterior coxae 



black; venter of abdomen mostly black___160. mmjagiiezensis (Viereck). 

 Abdomen not so strongly compressed; venter of abdomen usually entirely 

 testaceous; dorsum of abdomen beyond second tergite often reddish- 

 testaceus ; hind coxae usually pale at least at tip. 



161. avicrlcanus (Lepeltier). 



