89. Rutilia angustipennis, n. s. Fœm. Nigro-viridis, capite cinereo frontalibus atris, thoracis lateribus subpurpurascentibus, scutello purpureo, abdomine viridi basi purpureo, tibiis ferrugineis, alis angustis lanceolatis obscure fuscis basi nigris.
Female. Blackish-green. Head cinereous, frontalia deep black, widening much towards the face, epistoma very prominent, arista stout, bare; thorax with almost obsolete stripes, purplish along each side; scutellum mostly purple; abdomen dark green, purple at the base; legs black, tibiæ ferruginous; wings narrow, lanceolate, dark brown, black towards the base, præbrachial vein forming a much rounded angle at its flexure, near which it is slightly curved inward, and is thence straight to its tip, discal transverse vein very slightly undulating, parted by less than half its length from the border, and by much more than half its length from the flexure of the præbrachial; alulæ dark brownish cinereous. Length of the body 8 lines; of the wings 16 lines.
Gen. DEXIA, Meigen.
90. Dexia pectoralis, n. s. Fœm. Testacea, capite pectoreque albis frontalibus atris, antennis fulvis, thorace cinereo vittis quatuor nigris, abdomine fulvo apicem versus spinoso fasciis duabus nigris, pedibus longis tibiis tarsisque nigris, alis cinereis venis subfusco late marginatis.
Female. Testaceous. Head white, frontalia deep black, widening towards the face, facialia without bristles, epistoma prominent; antennæ tawny, not reaching the epistoma, third joint of the antennæ long, linear, arista plumose; thorax cinereous, with four black stripes, of which the inner pair are much narrower than the outer pair; scutellum tawny hindward; pectus white; abdomen tawny, with a few spines towards the tip, hind borders of the third and fourth segments and tips black; legs long, black, coxæ and femora testaceous; wings grey, veins very broadly bordered with pale brown, præbrachial vein forming a slightly obtuse angle at its flexure, between which and its tip it is slightly curved inward, discal transverse vein undulating, parted by about half its length from the border, and by a little less than its length from the flexure of the præbrachial; alulæ cinereous. Length of the body 4 lines; of the wings 9 lines.
Gen. PROSENA, St.-Farg.
91. Prosena Argentata, n. s. Mas et Fœm. Testacea (mas) aut nigra (fœm.), capite thoraceque argenteis, antennis fulvis, abdomine longo fasciis vittaque nigris (mas) aut breviore fasciis cinereis lateribusque basi testaceis (fœm.), pedibus nigris femoribus testaceis, alis subfuscescentibus (mas) aut cinereis (fœm.).
Male and Female. Head and thorax with bright silvery tomentum, facialia without bristles, epistoma slightly prominent; eyes bare; mouth black, testaceous towards the base, full as long as the thorax; antennæ tawny, not reaching the epistoma, arista plumose; legs black, coxæ and femora testaceous; wings grey, veins black. Male. Testaceous. Pectus mostly white; abdomen elongate-conical, with slight whitish reflexions, dorsal stripe and hind borders of the segments black; legs long; wings brownish towards the costa and about the veins, præbrachial vein forming a slightly obtuse angle at its flexure, between which and its tip it is very slightly curved inward, discal transverse vein hardly undulating, parted by less than half its length from the border, and by less than its length from the flexure of the præbrachial. Length of the body 5 lines; of the wings 10 lines. Female. Black. Pectus silvery; scutellum deep black; abdomen conical, with broad cinereous bands, first and second segments with broad interrupted testaceous bands, a testaceous mark on each side of the third segment at the base; legs rather long, femora with black tips; præbrachial vein forming a right angle at its flexure, curved inward from thence to its tip, discal transverse vein curved inward near its hind end, parted by less than its length from the border and from the flexure of the præbrachial. Length of the body 3½ lines; of the wings 7 lines.
Subfam. Sarcophagides, Walk.
Gen. Sarcophaga, Meigen.