284 THE CANADIAN ENTOMOLOGIST. 



SOME NEW DIPTERA. 



BY CHARLES ROBERTSON, CARLINVILLE, ILLINOIS. 



Zodion palp alts, n. sp. 



$ . — Black, gray pollinose ; face yellow, cheeks yellow, one-half the 

 eye height; front reddish yellow, a narrow black line on each side above; 

 antennae reddish, second joint shorter than third ; palpi black, quite long, 

 clavate ; mesonotum without stripes ; scutellum with about twelve 

 slender bristles ; legs black, knees testaceous ; wings subhyaline ; first 

 four segments of abdomen with large, subtriangular opaque black spots, 

 last segment black, shining. Length, 5 mm. 



£ . — Cheeks more than one-half the eye height; second and third 

 segments of abdomen yellow, fourth with a subtriangular patch destitute 

 of pollen. Length, 5 mm. 



Carlinville, Illinois ; one 9 > nine £ specimens. All except one 

 specimen have the first posterior cell closed and petiolate. 



This species is quite distinct from Z.fulvifrons and Z. nanellum. 

 Spliegina campatiulata, n. sp. 



£ . — Front black, grayish pollinose, with a median, narrow shining 

 stripe ; occiput black, lightly dusted ; thorax and abdomen entirely 

 reddish, the latter more shining, fourth segment in one specimen a little 

 infuscated with blackish ; face, cheeks, antennae, proboscis and halteres 

 more yellow ; front and middle legs whitish, last two joints of their tarsi 

 blackish; hind legs reddish, base of femora, tibiae, except tips, and joints 

 two and three of their tarsi whitish, last two joints of tarsi blackish ; 

 wings subhyaline anterior outer angle of first posterior cell rectangular ; 

 second joint of abdomen longer than remaining joints together, fourth 

 segment shorter and wider than third, the two regularly widening from 

 base of three to apex of four, hypopygium very large. Length, 6-7 mm. 



Carlinville, Illinois ; two specimens. 

 Mallota Illinoensis, n. sp. 



$ . — -Eyes bare ; face deeply concave below antenna?, tubercle as 

 usual, the cheeks and median stripe shining black ; front broader than in 

 M. posticata and cimbiciformis, yellow pollinose, except a patch above 

 antennae, yellow pilose, on the vertex the pile long and reddish, antennae 

 blackish, second joint and arista reddish ; mesonotum reddish posteriorly, 

 with obscure pollinose streaks anteriorly, scutellum yellow and with the 

 mesonotum clothed with long reddish pile ; legs reddish, the femora more 



