GILOLO, TEKNATE, 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 tibiae 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 praebrachial 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 ; antennae 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; tibiae 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 

 praebrachial transverse vein ; halteres pale yellow. Length of the 

 body A\ lines ; of the wings 9 lines. 



Gen. Dactjs, Fair. 



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 ; antennae 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 cinereous stripes, which are united hind- 

 ward ; pectus cinereous ; abdomen wanting ; legs black ; femora 

 white, black towards the tips ; fore coxae white ; posterior tarsi white, 

 with black tips ; wings limpid, black along the costa ; a black discal 



