465 
Parasites upon the above Lasiocampid Caterpillar. 
TRIBE HEMITELINI-GENUS NOVUM, 
Plate XXVII, figs. ga, to. 
Reference :—Provisionally determined by Dr. W. H. Ashmead, of the U, S.. 
Museum, 
Classification: —Order, HYMENOPTERA. 
Parasitic upon the Lasiocampid Kharshu defoliating 
caterpillar. 
Description. 
Cocoon.—The grub leaves its host when full-fed and pre- 
pares a longish oval greyish-brown cocoon outside and pupates. 
within this. See Pl. XXVII, fig. ga. 
Imago.—A small slender fly. Head yellow. Eyes black,. 
large. Antenne many jointed, not elbowed. Thorax and 
peduncle yellowish-black. Abdomen orange-brown. Legs 
long and slender, yellow. Wings membranous, irridescent, 
with a moderate number of cells in them and a black marginal 
patch (stigma) on upper one. Length ths inch. The fly is. 
shown in fig, Io. 
