THE CANADIAN ENTOMOLOGIST. 



NOTES ON TENTHREDINOIDEA, WITH DESCRIPTIONS OF 



NEW SPECIES. 



BY S. A. ROHWER, BOULDER, COLO. 



Paper II (Species from Nebraska).* 



The material upon which this paper is based belongs to the Univer- 

 sity of Nebraska. I wish to thank Mr. H. S. Smith for the loan of the 

 above-mentioned material. 



In Paper I, p. 180, read Lycaota for Lycasta. 



Emphytus Giiiettei, Roh. (Can. Ent., June, 1908, p. 178), equals 

 Emphytus Giiiettei, MacG. (Rept. of State Entomologist of Colorado, 

 1902). This insect is injurious to strawberries around Denver. It was 

 bred by Mr. S. A. Johnson, of Ft. Collins. Commonly called "The 

 Strawberry Saw-fly." 



Doleras femur-rubrum, n. sp. — y . Length, 8 mm.; length of 

 anterior wing, 7 mm. Head finely, densely punctured, denser on front, 

 sparser on occiput and cheeks ; frontal furrows not extending beyond 

 ocelli ; ocelli in an almost equilateral triangle, distance between hind 

 ocelli less than to the nearest eye margin ; antennae rather short, third 

 joint a little longer than fourth ; clypeus deeply emarginate, lobes broad ; 

 middle lobe of mesonotum finely, densely punctured, lateral lobes more 

 sparsely so, and more shining ; scutellum about as lateral lobes, perhaps 

 a little denser ; scutellar appendage smooth, shining, middle ridge strong ; 

 mesopleura with large punctures ; mesopectus shining, finely punctured ; 

 claws with a small tooth in about middle ; venation normal ; abdomen 

 shining ; sheath obliquely rounded. Colour black ; labrum, tegulse, 

 pallid ; clypeus and apical palpi joints piceous ; abdominal segments 1-6 

 ferruginous, venter somewhat brownish ; femora rufous (four posterior 

 pairs somewhat brownish), rest of legs dark brown or black ; wings hyaline, 

 nervures and stigma black ; face and thorax with short white pile. 



Habitat. — West Point, Nebr., June, 1888. Type in Nebraska 

 University. 



Separated from D. albi/rons, its nearest ally, by its larger size, the 

 claws with an inner tooth, trochanters and hind tibue being black. It is 

 also somewhat related to D. minusculus, MacG., but the head is without 

 a carina, the lateral lobes of mesonotum are punctured, collar is black, etc. 



*Paper I was published in the June number (1908) of the Can. Ent., Vol. 

 XL, pp. 175-180. 

 January, 1909 



