60 Mr. T. D. A. CockereU — Descriptions and 



liobertson, and is new to New Mexico. The species has a 

 wide range eastward. Mr. N. Banks sends me specimens 

 from Gleiicarlyn, Vir<>inia, July 26, and Falls Church, 

 Virginia, Aug. 7, ? at flowers of Eupatoriuin Ihiearifoliuin. 



Triepeulas agaricifer^ sp, n. 



S . — Length 9 ram, or rather more. 



Black, with the D/arkiiigs orangt-lniJjt\ all the ahdominal 

 hands of the same colour ; legs red, the coxa3 and trochanti-rs 

 black, anterior femora black above except at apex, middle 

 femora mainly black above and beneath, hind femora black, 

 with a broad red stripe above ; hind tibia? with a large black 

 patch behind; spurs red. Middle of mandibles red ; labrum 

 black; hair of face orange; antenna? black, the third jiiiit 

 with a large red mark in front ; vertex very oarscly j unc- 

 tured ; mesothorax very coarsely punctured, with two wry 

 distinct stripes which reach the anterior margin, which latter 

 has no light border; markings of thorax as usual; teguliie 

 and most of tubercles red ; scutellum entirely black, strong-ly 

 bigibbous, with short but very distinct lateral teeth ; lower 

 part of j)lenra showing a black (but not entirely nude) area, 

 which is densely and coarsely jmnctured. Wings with the 

 apical margin broadly dark fuliginous; stigma red; nervures 

 fuscous; second s.m. niuch narrowed above. Abdomen 

 broad, with all the bands broad and peifeetly entire, except 

 the basal one on the first segment, which is rather broadly 

 interrupted ; black median mark on first segment transversely 

 fusiform, with obliquely truncate sitles, much shorter than in 

 T. heliaxthi, but not triangidar as in T. lunatiis ; band on 

 second segment with a broad low prominence on each side in 

 front, but no projection forming an angle; apical plate 

 black, narrow. 



Looks at first sight like a small T. lunatus, but easily 

 separated by the characters italicized. 



Huh. Benlah, New Mexico, August (CockereU) . 



The name agaricifer is derived from the black mark on 

 the first abdominal segment, which, when the insect is seen 

 from the front, looks like an agaric. 



Ep)eolus argyreus, sp. n. 



(^ . — Length about 8i mm. 



Black, but largely covered with the usual )nil)escence, 

 which on the abdomen is pale cinereous with a yellowish tint, 

 on the thorax above the same, but on the face and pleura 

 (both of which are entirely and densely covered) brilliant 



