24 MR. walker's catalogue of dipterous insects 



80. MuscA poRrHYEiNA, D. 8. (genu5 Lucilia, Desv.), fcEm. Purpurea, capite 

 albido, autennis peclibusque nigris, palpis fulvis, abdomiue seneo-purpureo, 

 alls ciuereis. 



Female. Purple. Head whitish. Proboscis and antennse black. Palpi taw^ly. 

 Thorax with a slight hoary tinge which is very indistinctly striped. Ab- 

 domen bronze-purple. Legs black. Wings grey ; veins black ; prsebrachial 

 vein forming a very shghtly obtuse angle at its flexure, from whence it is 

 very slightly curved inward to its tip ; discal transverse vein nearly straight, 

 parted by Uttle more than half its length from the border and from the 

 flexure of the prsebracliial. Akdse dark grey. Length of the body 4i Imes ; 

 of the wings 9 lines. 



Mount Ophir, at the height of 4000 feet. 



81. MrscA TRITA, n. s. (genus LucUia, Desv.), fcem. Cyaneo-viridis, capite 

 pedibusque nigris, facie alba, thoracis lateribus subpurpurascentibus, ab- 

 dominis lateribus apiceque albido-tomeutosis, ahs subUiiipidis. 



Female. Bright bluish-green. Head and appendages and legs black ; face 

 white. Sides of the thorax shghtly pm-phsh. Abdomen green, with sliglit 

 whitish tomentmn along each side and at the tip. Wmgs ahuost limpid ; 

 vems black ; prsebrachial vem forming a vei-y obtuse and shghtly rounded 

 angle at its flexure, from whence to its tip it is hardly curved inward ; 

 discal transverse vein hardly curved inward, parted by much less than its 

 length from the border and by a Uttle less than its length from the flexure 

 of the prsebracliial vein. Alulse greyish. Length of the body 3 Imes ; of 

 the wings 6 lines. 



Malacca. 



82. MusCA DEFIXA, n. s. (genus Luciha, Desv.), mas. Cyaneo-virichs, capite 

 albido, epistomate testaceo, palpis pedibusque nigris, antennis fidvis, ahs 

 subcinereis. 



Male. Bluish-green. Head whitish ; epistoma testaceous. Proboscis, palpi 

 and legs black. Antennae tawny. Wings greyish ; veins black ; prse- 

 brachial vein forming a shghtly obtuse and shghtly romided angle at its 

 flexure, from whence to its tip it is moderately curved inward ; discal 

 transverse vem slightly undulating, parted by one-third of its length from 

 the border, and by less than half its length from the flexm-e of the prse- 

 brachial. Alidae grey. Length of the body 3 lines ; of the wings 6 lines. 



Singapore. 



83. MuscA EEFLECTENS, H. s. (gcnus PoUcnia, Desv.), fcem. Purpureo' 

 cyanea, virich-varia, capite fulvo, frontalibus cinereis, palpis antennisque 

 testaceis, pectoi-o testaceo, macvilis duabus purpureo-cyaneis, abdoniine 

 cano-subtessellato, apice seneo, pechbus vahcUs nigris, tibiis fidvis, ahs sub- 

 cinerascentibus. 



Female. Pm-^olish-blue tmged with green, hardly sliining. Head fawn- 

 colour, testaceous in front ; frontaha cmereous. Proboscis black. Palpi, 

 antennse and pectus testaceous, the latter with a pm-phsh-blue mark on 

 each side. Abdomen shghtly tessellated with hoary foment ivm, aeneous 

 at the tip. Legs black, stout ; tibise tawny. Whigs very slightly greyish ; 

 vems black, testaceous towards the base and along the costa ; prEcbrachial 



