Gen. Tracana, n. g.
Mas et Fœm. Corpus elongatum. Proboscis lanceolata. Antennæ graciles, filiformes, capite transverso vix breviores. Thorax longi-ellipticus; scutellum bispinosum. Abdomen thorace paullo longius et latius. Pedes longiusculi. Alæ non latæ.
Male and Female. Body elongate. Head rather broader than the fore part of the thorax. Mouth lanceolate; palpi very short. Antennæ slender, filiform, about as long as the breadth of the head; 3rd joint long; 4th and following joints shorter. Thorax elongate-elliptical, with a distinct linear callus along each side; scutellum armed with two obliquely ascending spines. Abdomen elongate-elliptical, most attenuated towards the base, a little broader and longer than the thorax. Legs rather long. Wings long, not broad; 1st subcubital vein hardly one-third the length of the 2nd; four externo-medial veins complete; subanal vein curved, joining the anal vein near the border; discal areolet oblong, narrower exteriorly; exterior side very short.
27. Tracana iterabilis, n. s. Mas et Fœm. Cinereo-nigra, capite antico fulvo, antennis albido-flavis basi nigricantibus, pedibus fulvis, tibiis posticis femoribusque nigro-fuscatis, alis cinereis apices versus nigricantibus. Mas. Abdomine fulvo maculis lateralibus nigris. Fœm. Abdominis basi lateribusque fulvis.
Male and Female. Cinereous black. Head in front and calli of the thorax tawny. Antennæ whitish yellow, blackish at the base. Legs tawny; femora and hind tibiæ banded with black. Wings grey, blackish towards the tips; vein black; halteres tawny. Male. Abdomen tawny, with some black spots on each side. Female. Abdomen tawny at the base and along each side. Length of the body 5 lines; of the wings 10 lines.
Gen. Rosapha, n. g.
Mas et Fœm. Corpus angustum, elongatum, lineare. Antennæ graciles, filiformes, capite transverso longiores; articulus 3us fusiformis. Scutellum spinis duabus longis acutis armatum. Abdomen thorace vix longius aut latius. Pedes breves. Alæ angustæ.
Male and Female. Body narrow, elongated, linear. Mouth and palpi extremely short. Antennæ slender, filiform, longer than the breadth of the head; 3rd joint long, fusiform; joints of the flagellum indistinct. Thorax nearly linear, a little narrower in front; scutellum armed with two long, acute, hardly ascending spines. Abdomen subfusiform, narrowest towards the base, very little broader and longer than the thorax. Legs short. Wings narrow; 1st cubital vein nearly half the length of the 2nd; three complete externo-medial veins; subanal vein curved, joining the anal vein at some little distance from the border; discal areolet oblong; exterior side short.
28. Rosapha habilis, n. s. Mas et Fœm. Fulva, capite antennisque nigris, his basi fulvis, thoracis macula antica elongata, spinis apice, tibiis posticis apices versus tarsisque anterioribus nigris, tarsis posticis albis apice nigris, alis cinerascentibus apices versus nigris. Fœm. Abdomine supra nigro, basi lateribusque fulvis.
Male and Female. Tawny. Head black, white beneath along the eyes. Antennæ black; 1st, 2nd, and 3rd joints tawny. Thorax with an elongated black spot in front; spines of the scutellum black towards the tips. Hind tibiæ towards the tips and anterior tarsi black; hind tarsi white with black tips. Wings greyish, blackish in front towards the tips; veins black, tawny at the base; stigma ferruginous brown. Female. Abdomen black above, except at the base and along each side. Length of the body 31/2 lines; of the wings 7 lines.