Manchester Memoirs, Vol. xliii. (1899), No. 3. 49 



verse radial nervure is received shortly, but distinctly, 

 beyond the middle of the cellule ; the first recurrent 

 nervure is received almost in the middle ; the second 

 distinctly before the middle of the cellule. Abdomen 

 shining, glabrous ; the sheath of the ovipositor thickly 

 covered with short, pale hair ; its lower side has a distinct 

 curve from the apex to beyond the middle. 



MONOPHADNUS DILUTIPENNIS, Sp. nov. 



Niger; geniculis tibiisque late flavis ; alis fusco-hyalinis, 

 stigmate testaceo. ? . 



Long. 6 mm. 



Antennae short, thick, as long as the head and thorax 

 united, thickly covered with short, black pubescence. 

 Head thickly covered with short, black hair ; the ocellar 

 area somewhat horseshoe -shaped, open in front, the 

 bounding keels broad, distinct ; it is raised, and, laterally, 

 is bounded by a deep and wide furrow ; the front with a 

 short, stout keel above each antenna ; the space between 

 them depressed, and with a broad aciculated keel in the 

 middle. Clypeus shining, its apex rounded ; covered, but 

 not very closely, with minute punctures, and thickly with 

 longish, black hair ; the labrum is brownish, closely 

 punctured. Thorax shining, impunctate ; the mesonotum 

 thickly covered with short, black hair. The metanotum 

 forms a semicircle, and is widely depressed ; the cenchri 

 being inside the depression. Legs thickly covered with 

 white down ; all the knees, the basal third of the front 

 tibiae, the basal half of the middle pair and the hinder, 

 except at the apex, white. The stigma is large ; it and 

 the costa are testaceous ; the nervures are of a darker 

 tint ; the first recurrent nervure is received in the middle, 

 the second in the basal third of the cellule. Abdomen 

 black and shining ; pubescent towards the apex ; the 



