THE CANADIAN ENTOMOLOGIST. 19 



densely punctured as mesonotum, hence more shining; claws deeply cleft, 

 teeth subequal ; stigma rather broad, rounded on lower margin, widest 

 near base ; third cubital cell not strongly diverging, not much longer than 

 the third transverse cubitus ; upper discal cell exceeding lower on outer 

 margin ; sheath broad, rounded on upper and lower margins to an obtuse 

 joint. Colour ferruginous ; face below antennae, clypeus, labrum, man- 

 dibles (apex piceous), posterior angles of pronotum, and tegulae, pallid ; 

 head back of the eyes, and part of legs, fulvous ; antennae, eyes and ocelli 

 black (in one specimen the basal plates and part of metanotum are black); 

 wings yellowish-hyaline, iridescent ; nervures brown, costa and stigma 

 yellowish, thorax, especially the pleura, with pale pubescence. 



- Habitat. — Lincoln, Nebr., two ? 's, one in April. Co-types in 

 University of Nebraska and in author's collection. 



In structure this species is like A. discolor, Cress., but differs as 

 follows : Antennal joints 3, 4 and 5 equal, intercostal nervure normal, 

 stigma not acuminate, no black on mesonotum, etc. In colour it is much 

 like UneatuSy Harrg. , but the frontal crest is broken, middle fovea not 

 triangular, etc. 



Amauronematus Lincolnensis, n. sp. — $. Length about 6 mm; 

 length of anterior wing 6 mm. Head opaque, finely, densely punctured ; 

 ocelli in a rather lower triangle than usual ; ocellar basin only faintly 

 indicated ; frontal crest strongly broken ; middle fovea distinct, elongate ; 

 antenna? short, stout, third and fourth joints equal; clypeus deeply, narrowly 

 emarginate, lobes broad, rounded ; thorax not so densely punctured as 

 head ; mesopectus smooth, shining ; claws deeply cleft, teeth subequal ; 

 first joint of hind tarsi equal to 2 and 3 ; stigma rounded on lower margin: 

 broadest between middle and base; second r. n. not interstitial with second 

 t. c, but near it ; scutellum with a distinct middle, longitudinal furrow ; 

 postscutellum ridged in middle ; sheath broad, rounded at apex, fringed 

 with black hairs ; cerci long, slender, not tapering. Colour rufo-ferrugi- 

 nous ; apex of mandibles piceous; antennae, eyes, ocelli, interocellar space, 

 furrow of scutellum and apical margin, postscutellum, metanotum in 

 middle, middle of basal plates, first five abdominal segments, except sides 

 (the black narrows as it nears the apex), margin of sheath, black; head 

 below antennae, collar, tegulae, legs, luteous ; wings yellowish hyaline, 

 iridescent ; nervures pale brown, costa and stigma yellowish or pallid ; 

 head and thorax with short white pile. 



Habitat. — Lincoln, Nebr., May. Type in the Univ. of Nebraska. 



