12 E. T. CRESSON. 



not elevated at tip, the remainiug segments with a slightly elevated Hue 

 down the middle. Length 6| lines. 



One % specimen. (Sumichrast Coll. No. 30.) 



20. Iclineumon infulatus, n. sp. 



2 . — Lemon-yellow ; posterior margin of occiput, line across vertex 

 from eye to eye, covering ocelli and extending to base of autenn;^, tips 

 of mandibles, antennae except broad annulus and scape beneath, two 

 transverse spots on middle of prothorax, more or less confluent, a short 

 line on lateral suture, three broad lines on mesothorax, confluent be- 

 hind, spot at base of scutellum, an arcuated line on disk of metathorax, 

 sometimes uneven and interrupted, basal sutures, line or dot at tip be- 

 hind, mark at tip of posterior coxse behind, sometimes a line on femora 

 above, spot on middle of first abdominal segment above, a transverse, 

 unequal^ subbasal band on second segment, and a broad basal band on 

 the three following segments, more or less uneven behind, black ; wings 

 pale yellowish-hyaline J femora sometimes fulvous above and the four 

 anterior tibiae and tarsi, and tip of posterior tibiae more or less fulvous. 

 Form like that of tragicus ; head large, subquadrate, cheeks full and 

 convex; scutellum same shape as in last named species, but not so 

 strongly elevated ; abdominal segment slightly contracted at base. 

 Length 4* lines. 



Two 9 specimens. 



21. Ichneumon exquisitus, n. sp. 



% 2 . — Pale lemon-yellow, opaque ; a triangular mark on vertex, 

 covering the ocelli and confluent with an oblique line on each side of 

 occiput, antennae, three longitudinal lines on mesothorax, base of scu- 

 tellum, basal suture of metathorax, three spots on its disk, the middle 

 one very small and placed a little anterior to the others, a dot on each 

 side of pleura, a spot on the posterior coxa3 at tip behind, most of the 

 posterior tarsi, and the basal margin of the second and following seg- 

 ments, black ; antennae of 9 with a broad white annulus about the 

 middle, and the basal joint in both sexes yellow beneath ; wings yellow- 

 ish-hyaline, nervures and stigma fulvous ; legs and apex of abdomen 

 more or less tinged with honey-yellow. Head narrowed beneath, be- 

 ing triangular when viewed in front; anterior margin of clypeus trun- 

 cate, antennae long, slender, basal joints of flagellum long; thorax finely 

 pubescent, densely punctured ; scutellum obtusely elevated at tip, ex- 

 cavated at base, the sides and tip abrupt ; metathorax obsoletely sculp- 

 tured, the elevated lines not sharply defined ; areolet of anterior wings 

 5-angular, subtriangular, the second recurrent nervure very much bent 



