_Female._ Deep black; antennæ clavate, a little longer than the breadth of the head; abdomen with a slender yellow band very near the base, shining at the tip; hind femora and hind tibiæ reddish; wings cinereous, ochraceous about the veins, which are also ochraceous. Length of the body 12 lines; of the wings 22 lines. Subfam. DASYPOGONITES, _Walk._ Gen. DISCOCEPHALA, _Macquart_. 40. DISCOCEPHALA PANDENS, n. s. _Mas._ Picea, proboscide palpisque nigris, pectore thoracisque lateribus albidis, abdomine subtus pallide cinereo maculis lateralibus nigris, pedibus fulvis, genibus nigris, tarsis piceis, alis fuscescentibus cinereo strigatis et marginatis, halteribus albidis. _Foem._ Abdomine fulvo, alis cinereis. _Male._ Piceous; front facets of the eyes large; proboscis and palpi black; mystax with four bristles; pectus and sides of the thorax whitish; abdomen beneath pale-cinereous, with black shining spots along each side; legs tawny; trochanters and knees black; tarsi piceous; wings brownish, cinereous along the hind border, and with cinereous streaks in the disks of the areolets; halteres whitish. _Female._ Abdomen and halteres tawny; wings cinereous. Length of the body 4-5 lines; of the wings 10-12 lines. Subfam. LAPHRITES, _Walk._ Gen. LAPHRIA. _Fabr._ 41. LAPHRIA CONCLUDENS, n. s. _Foem._ Aurata, capite pilis flavis, antennis flavis articulo 3° rufescente fusiformi, thorace vittis tribus nigris, abdomine fulvo lituris duabus fasciaque interrupta fasciisque duabus ventralibus nigris, pedibus fulvis, alis cinereis apud apices nigricantibus, halteribus pallide flavis. _Female._ Gilded; head clothed with pale-yellow hairs; mystax with several bristles; proboscis linear, tawny; antennæ yellow; 3rd joint reddish, elongate fusiform; thorax with 3 black stripes, the lateral pair abbreviated; abdomen tawny; 4th and 5th ventral segments with black bands; 4th dorsal segment with a slight black mark on each side; 5th with a widely interrupted black band; legs tawny; wings cinereous, blackish towards the tips; veins black, ferruginous towards the base; halteres pale yellow. Length of the body 11 lines; of the wings 20 lines. 42. LAPHRIA VULCANUS, _Wied._ See Vol. I. p. 10. 43. LAPHRIA TAPHIUS, _Walk. Cat. Dipt._ pt. 2, 380. Inhabits also the Philippine Islands. 44. LAPHRIA REQUISITA, n. s. _Mas et Foem._ Viridis, capite aurato, antennarum articulo 3° longi-fusiformi, femoribus posticis incrassatis, alis nigricantibus basi et apud costam cinereis, halteribus testaceis. _Mas._ Femoribus anterioribus incrassatis, halteribus ex parte nigricantibus. _Foem._ Abdomine purpurascenti-cyaneo basi viridi.