GILOLO, TERNATE, AND CERAM. 13 
face; arista whitish, bare, ochraceous at the base; thorax with 
seven slender blackish stripes; scutellum large, prominent ; abdomen 
conical, testaceous beneath, much shorter than the thorax; oviduct 
long, black, slender, stylate; legs dull reddish; tarsi black, testaceous 
at the base; fore tibize with black tips; wings cinereous, with very 
numerous various-shaped blackish spots and dots which form irregular 
bands ; veins black, tawny along the costa, where there is a short lurid 
streak in the middle; discal transverse vein straight, parted by less 
than half its length from the border, and by much more than its 
length from the very oblique prebrachial transverse vein ; halteres 
testaceous. Length of the body 6 lines; of the wings 12 lines. 
This species is closely allied to P. producta, but the subapical cine- 
reous band contains two dots. 
44. PLATYSTOMA PECTORALIS, n.s. Mas. Cinerea, capite ochraceo, 
facie nigro biguttata, thorace vittis quinque nigricantibus, pectore 
vittis sex luteis, femoribus apice luteis, tibiis luteis apice nigris, tarsis 
basi pallide flavis, alis cinereis nigricante confertissime guttatis, halte- 
ribus pallide flavis. 
Male. Cinereous; head ochraceous, white along the eyes; a black dot 
on each side of the face ; antennz about half the length of the face ; 
arista black; thorax with five blackish stripes; pectus with three 
luteous stripes on each side; abdomen conical, shorter than the 
thorax; femora with luteous tips; tibie luteous, with black tips; 
tarsi pale yellow at the base; wings cinereous, with very numerous 
various-sized, partly confluent, blackish dots; veins black; discal 
transverse vein curved outward, parted by much less than half its 
length from the border, and by more than its length from the oblique 
prebrachial transverse vein; halteres pale yellow. Length of the 
body 43 lines; of the wings 9 lines. 
“Gen. Dacus, Fabr. 
45. DAcUS STRIGIFER, n.s. Cyaneo-niger, facie rufescente strigata, oculis 
argenteo marginatis, palpis apice rufescentibus, antennis longis basi 
rufescentibus, arista alba pubescente, thorace vittis tribus cinereis, 
tarsis posterioribus femoribusque albis apice nigris, alis cinereis, costa 
striga basali fasciaque lata exteriore nigris. 
Bluish black ; head silvery, hoary behind and about the eyes; face trian- 
gular, with a reddish streak which is abbreviated towards the peri- 
stoma; palpi with reddish tips; antennz black, reddish towards the 
base ; 3rd joint slender, very long, extending to the peristoma; arista 
white, pubescent, bare towards the tip, much longer than the 3rd 
joint ; thorax with three cimereous stripes, which are united hind- 
ward; pectus cinereous; abdomen wanting; legs black; femora 
white, black towards the tips; fore coxze white; posterior tarsi white, 
with black tips ; wings limpid, black along the costa; a black discal 
