GILOLO, TERNATE, AND CERAM. ll 
34, Musca promittens, Walk. See Vol. IV. p. 134. 
35. Musca obtrusa, Walk. See Vol. III. p. 105. 
Subfam. AntHomyr1pES, Walk. 
Gen. AromoaastER, Macq. 
36. ATOMOGASTER BISERIATA, n. s. Fem. Cana, capite albo, fron- 
talibus atris latiusculis, antennis nigris, thorace vittis tribus obscuri- 
oribus indistinctis, abdomine vitta nigricante maculisque sex quadratis 
nigris subtus testaceo, pedibus testaceis, alis cinereis. 
Female. Hoary; head white ; frontalia deep black, linear, rather broad ; 
proboscis and palpi black, the latter slender, slightly curved; antennz 
black, 3rd joint not reaching the epistoma; arista bare, stout at the 
base ; thorax with three slender, indistinct, darker stripes; abdomen 
elongate-oval, testaceous beneath, with a blackish stripe, which is 
interrupted on the hind border of each segment, and with three 
quadrate black spots on each side; basal segment not spotted ; legs 
testaceous ; wings cinereous; veins black, testaceous towards the 
base; discal transverse vein straight, parted by about its length from 
the border, and by nearly twice its length from the prebrachial trans- 
verse; alula white. Length of the body 2? lines; of the wings 4% 
lines. 
37. ATOMOGASTER TRISERIATA,n.s. Foam. Schistacea, capite albo, 
frontalibus rufis, thorace vittis tribus obscurioribus indistinctis, abdo- 
mine maculis sex elongatis nigris, segmentis albo marginatis, femoribus 
apice tibiisque fulvis, alis cinereis. 
Female. Slate-colour ; head white; frontalia red, linear; thorax with 
three very indistinct darker stripes ; abdomen fusiform, a little longer 
than the thorax, with three elongated black spots on each of the three 
last segments; hind borders of the segments white; legs black ; 
tibiz and tips of the femora tawny; wings cinereous; veins black, 
tawny at the base; discal transverse vein hardly bent inward, parted 
by hardly less than its length from the border, and by nearly twice its 
length from the prebrachial transverse ; alulz white. Length of the 
body 23 limes; of the wings 4 lines. 
Subfam. Hretomyzrpes, Fallén. 
Gen. Hzetomyza, Fallén. 
38. HELOMYZA INTERVENTA, n. s. Fam. Testacea, crassa, capite, 
scutelli apice, abdomine femoribusque nigris, alis cinereis antice 
subluridis. 
Female. Testaceous, thick; head black, bristly above, white in front ; 
antenne testaceous, 3rd joint short; arista plumose; scutellum 
black towards the tip; abdomen black, elliptical, not longer than the 
thorax ; femora black ; wings cinereous, with a lurid tinge in front; 
