80 PROC. ENT. SOC. WASH., VOL. 22, NO. 4, APRIL, IQ2O 



seventh incised nearly to base; eighth tergite (true ninth) with its lateral 

 extensions obtuse at apex and reaching barely beyond the tenth. 



Yellow, mahogany red, and black ; head yellow with the frons and occiput 

 partly red ; apices of mandibles and antennae black, scape red above, blackish 

 within and narrowly yellow at apex, flagellum reddish at base and with a 

 white annulus near apex, thorax yellow with the sutures, a large spot on each 

 side of the mesoscutum confluent before and behind, prepectus ventrally, an 

 irregular spot on mesopleurum, basal areas of propodeum, and a stripe below 

 insertion of abdomen red more or less mixed or margined with black; front 

 and middle legs yellow, their femora largely red behind ; front tibia and tarsus 

 beneath, middle tibia behind with an interruption near base and the tarsus 

 except narrow apices of first four joints black; hind coxae red with elongate 

 yellow spots above and below; trochanter yellow with a piceous mark above, 

 second joint entirely piceous; hind femur red, piceous at extreme base, the 

 piceous color followed outside by a fringe of yellow and inside by a distinct 

 yellow spot; hind tibia black with a broad yellow sub-basal annulus, the 

 tarsus black with a white annulus embracing joints 2-4 and apex of the 

 first; tegulae yellow with an apical red spot; wings byaline, apex infumate, 

 venation nearly black; tergites largely red, the red more or less margined 

 with blackish; median longitudinal stripe the whole length of the first ter- 

 gite, an apical median spot on second, V-shaped marks, on third and fourth, 

 oblique lateral marks on fifth, apical lateral marks on sixth and seventh, and 

 the ventral margins of sixth to eighth yellow; tergites 3 to 7 with median 

 apical blackish spots; epipleura yellow with longitudinal blackish marks 

 on second to fifth; ovipositor sheath with a subapical white annulus. 



Type locality. San Bernardino, Paraguay. 

 Type. Cat. No. 22817, U. S. N. M. 

 One specimen collected by K. Fiebrig. 



Actual date of publication April IQ, 1920. 



