H78 GNATS OH MOSQUITOES — CHAPTER XIII 



11. STEGOMYIA GRANTII, Theobald (Monog. I, p. 306). 



Veins of wings with long, narrow brown scales. Hind 

 tarsi with three, and the fore and middle with one distinct basal 

 band, the other joints merely slightly paler. Thorax chestnut- 

 brown, with a narrow median line of white scales forked iu front 

 of the scutelluni, then a fine curved lateral pair, and another 

 pure white line below on each side. Abdominal segments 

 purple-l)lack with narrow white basal bands and yellow fringes 

 behind, the basal bands each sloping back to join that behind it, 

 and so form lateral white lines. Proboscis unhanded. Upper 

 leg joints, including first tarsal, with three longitudinal stripes of 

 white scales. 



c? . — Head black, with two median lines of white scales meeting in a 

 point in front, expanding backwards ; orbits white scaled, and a line of 

 pure white scales between the eyes ; antennae brown, with pale bands ; 

 basal joint black, with a border of pure white scales ; palpi black, with 

 the tip white, scutelluni and pleune cliestnut, the former with a white 

 border, and the latter with a few patches of white scales. Legs black 

 with three linear white stripes on each of the long joints. Venter pale ; 

 fore and mid tarsal claws small and simple. Looks much like C. spathi- 

 palpis. Bond, but the wing is unspotted and has " 4 " onlj' a little inside 

 *'3." Length. — 5 mm. 



Habitat. — Sokotra. 



12. STEGOMYIA TERRENS, Walker (Ins. Saund. p. 429). 



Veins of wings with long black scales. Tarsi dar.. brown 

 with three broad basal bands to the upper joints of the fore and 

 mid legs ; hind tarsi with three bands, the middle one very wide, 

 formed by a broad basal band on the second, combined with the 

 white apex of the first, the last two black. Thorax with mouse- 

 coloured and white narrow curved scales which look as if they 

 had once formed a definite ornamentation. Abdominal segments 

 clothed with purple-black and scattered golden scales with 

 brilliant lateral spots, specially large aud distinct on the anterior 

 segments. Proboscis black, unhanded. 



^ . — Head brown ; eyes bordered with white scales ; proboscis, palpi. 

 iUid antennte deep chestnut-brown ; plumes deep silky-brown ; palpi 

 brown with no trace of banding. Pleune brown, with snowy spots. 

 Legs dark, the femora with white garters, specially broad and distinct 

 on the hind legs. Length. — 6 mm. (described from Walker's type, which 

 is in none too good condition). 



Habitat. — " South America." 



