226 CHARLES A. BLAKE. 



tured ; thorax ovate, posteriorly narrowed, pro- and mesothorax clothed above 

 with dense, coarse, ferruginous pubescence, metathorax roundly truncate, coarsely 

 reticulate, dorsal groove not extending to the middle, sides closely punctured ; 

 wings fuliginous, marginal cell subovate, truncate at tip, first submarginal nearly 

 as large, as the marginal, second wide beneath, receiving the recurrent nervure 

 before the middle, its apical nervure arcuate; legs black, with scattered black 

 hairs ; abdomen ovate, basal segment campanulate, black, closely punctured, 

 second segment fulvo-ferruginous, finely punctured, bearing a scattered ferrugi- 

 nous pubescence, its basal and apical margins black, remaining segments black, 

 clothed with dark ferruginous pubescence ; ventral surface of second segment 

 with a longitudinal carina. Length 12 mm. ; expanse of wings 19 mm. 



Hab. — Kansas. Collection of Mr. Nortun. 



This may prove to be the male of S. atgina Cresson. 



Spliseroplitlialma monticola Cresson. 



Male.— Black, closely and deeply punctured ; head and thorax clothed above 

 with long, dense, grayish ochraceous pubescence, beneath with black pubescence ; 

 eyes small, round, entire and very convex ; antennae black at base, the flagellum 

 brown sericeous, metathorax rounded, rather abrupt behind, reticulate with coarse 

 punctures and clothed with black pubescence; wings blackish, paler about the 

 middle; marginal cell short, truncate at tip, not exceeding the tip of the third 

 submarginal cell ; three submarginal cells, the first as long as the marginal, the 

 second shorter, much narrowed towards the marginal, receiving the first recur- 

 rent nervure one-fourth from the base, the third submarginal subobsoletely de- 

 fined, subtriangular, extending beyond the marginal cell, pointed towards the 

 apex of the wing and much narrowed beneath, the apical nervure confluent with 

 the second recurrent nervure ; a curved subhyaline line commences at the stigma 

 and runs through the first and second submarginal cells and at the tips of the 

 latter it becomes confluent with a spot on the upper margin of the second dis- 

 coidal cell ; legs piceous black, with black pubescence, the tibiae and tarsi more 

 or less tinged with brownish ; abdomen short, broad ovate, or subglobose, ferru- 

 ginous, or honey yellow above and beneath, closely and rather deeply punctured, 

 clothed with black pubescence, rather thin on the large basal segment and dense 

 on the apical margins of all the segments ; the apex with a patch of glittering 

 grayish ochraceous pubescence, the venter also sprinkled with a similar pubes- 

 cence ; the node sometimes blackish, rugose, swollen at tip, with a prominent 

 central carina beneath. Length 8.5-11 mm. ; expanse of wings 14-17 mm. 

 (Cresson.) 



Hab. — Colorado. 



Spluerophthalma hispida n. sp. 



Male. — Head transversely rounded, narrowed behind the eyes, black, closely 

 punctured, clothed with erect black pubescence ; mandibles and scape of antenna? 

 black, the latter closely punctured, flagellum piceous; eyes large, round and 

 prominent ; thorax elongate ovate, narrowed posteriorly, closely punctured, 

 thinly clothed with erect black hairs, metathorax roundly truncate, coarsely 

 reticulate; legs black, clothed with black hairs; wings fuliginous, marginal cell 

 ovate, roundly truncate at tip, first submarginal cell as large as the marginal, 

 second triangular, its transverso-cubital nervures sinuate, receiving the first 

 recurrent nervure before the middle ; a hyaline spot common to the third dis- 



