_Male and Female._ Bright ochraceous. Abdomen black towards _the_ tip. Legs black; femora ochraceous, black towards the tips; tibiæ with a snow white basal band. Wings blackish, ochraceous _at_ the base, with a whitish exterior band which is attenuated hindward. _Male._ Antennæ with long, equal, slightly pilose branches. Length of the body 7-10 lines; of the wings 14-16 lines. Fam. STRATIOMIDÆ, _Haliday_. Gen. PTILOCERA, _Wied._ 11. Ptilocera smaragdina. _Walk. Dipt._ pt. 3. 525. Inhabits also the Philippine Islands. 12. PTILOCERA SMARAGDIFERA, n. s. _Mas._ Nigra, thorace pubescente vittis duabus smaragdinis, lateribus purpurascentibus, abdomine nigricanti-cyaneo squamis lateralibus viridibus, tarsis basi obscure rufescentibus, alis subhyalinis, dimidio basali antice nigricante postice cinereo. _Male._ Black. Thorax thickly pubescent, purplish along each side, with two emerald green dorsal stripes. Abdomen blackish blue, with green scales along each side. Tarsi dark reddish towards the base. Wings nearly hyaline; basal half blackish in front, cinereous hindward; veins black, yellow along the costa exteriorly. Length of the body 5 lines; of the wings 8 lines. Gen. HERMETIA, _Latr._ 13. HERMETIA REMITTENS, n. s. _Mas et Foem._ Nigra, capite antico livido, antennis basi subtus lividis apice albis, thorace vittis tribus cinereis, abdomine æneo-nigro, tibiis basi tarsisque albidis, alis nigricantibus basi subhyalinis. _Mas._ Abdominis dimidio basali livido. _Male and Female._ Black. Head livid in front; a whitish line along the eye on each side of the front. Antennæ livid beneath towards the base; apical joint elongate-fusiform, white at the tip, as long as all the other joints together. Thorax with 3 indistinct cinereous stripes. Abdomen slightly bronzed, livid for half the length from the base in the male. Tibiæ at the base and tarsi whitish. Wings blackish, nearly hyaline at the base; halteres livid. Length of the body 78 lines; of the wings 12-14 lines. Gen. STRATIOMYS, _Geoffr._ 14. STRATIOMYS IMMISCENS, n. s. _Mas._ Nigra, antennis fulvis parvis, scutelli margine postico spinisque pallide flavis, abdomine pallide flavo fasciis tribus dorsalibus latis nigris postice excavatis, pedibus flavescentibus, femoribus tibiisque nigro fasciatis, tarsis nigris, alis limpidis. _Male._ Black. Head beneath and thorax with whitish down. Antennæ tawny, short. Scutellum along the hind border and spines pale yellow. Abdomen pale yellow, with three broad black dorsal bands, whose hind borders are much indented. Legs yellowish; femora and tibiæ with black bands; tarsi black. Wings limpid; veins brown; halteres pale. Length of the body 6 lines; of the wings 10 lines. 15. STRATIOMYS PINALIS, n. s. _Foem._ Nigra, aureo-tomentosa, capite subtus fulvo, antennis fulvis parvis, thorace vittis tribus nigris, thoracis margine postico spinisque pallide flavis, abdomine fulvo, pedibus pallide fulvis, alis limpidis.