126 THE CANADIAN ENTOMOLOGIST. 



with a fine impunctate ridge extending from the hind end of the antennal 

 furrow to the hind margin of the eyes ; an impunctate spot on the edge 

 of the head between the vertex and the occiput ; body uniformly black ; 

 wings fuliginous. Length, 14 mm. 



Habitat : St. Anthony Park, Minn. (R. H. Pettit). 



Dole7-us monosericeus. n. sp. — $ % . Surface of the scutellar 

 appendage smooth ; pectus with three rows of large punctures ; antennal 

 furrows obsolete below the lateral ocelli ; scutellum and lateral lobes 

 uniformly punctured ; vertex uniformly convex between the antennal 

 furrows and the eyes ; the vertex uniformly punctured ; median lobe of 

 the mesonotum uniformly, finely, densely punctured ; body black ; wings 

 fuliginous. Length, 10 mm. 



Habitat : West Springfield, Mass. (J. O. Martin). 



Dolej'us apriloides, n. sp. — 9 • Surface of the scutellar appendage 

 smooth ; pectus with the punctures all uniform in size ; antennal furrows 

 broad and distinct to near the middle of the eyes ; the postocular area 

 with many fine punctures ; the posterior orbits with adjacent, large punc- 

 tures, surface subrugose ; impunctate area on the lateral surface of the 

 lateral lobes of the mesonotum not extending to the median lobes ; body 

 black, with abdominal segments one to five rufous j wings infuscated on 

 apical half Length, 12 mm. 



Habitat : Ithaca, N. Y. 



Doleriis neoaprilis, n. sp. — $ . Surface of the scutellar appendage 

 smooth ; median lobe of the mesonotum with larger, coarser punctures at 

 sides than at middle ; pectus uniformly punctured ; antennal furrows 

 indefinite, not continued below the lateral ocelli j impunctate area on the 

 sides of the lateral lobes extending to the margin of the median lobe of 

 the mesonotum ; the postocular area and the posterior orbits finely 

 punctured, the postocular area the more densely ; body black, with 

 abdominal segments one to five rufous ; wings hyaline, smoky toward the 

 apex. Length, 1 1 mm. 



Habitat : Nebraska (F. Rauterberger). 



Dolerus mbiusculus, n. sp. — $ . Surface of the scutellar appendage 

 smooth ; mesonotum not with a band of larger punctures on each side of 

 the median lobe ; head with a distinct carina along the posterior margin 

 between the occiput and the vertex ; mesonotum with the median lobe 



