160 MR. WALKER ON DIPTERA COLLECTED AT MAKESSAR. 



base ; discal transverse vein straight, upright, parted by about half its 

 length from the border, and by a little less than its length from the 

 praebrachial transverse. Length of the body 3 lines ; of the v^rings 

 6 lines. 



200. Trypeta approximans, n. s. Fcem. Nigra, nitens, capite ru- 

 feseente, facie cinerea, abdomine elliptico apicem versus lanceolato, 

 pedibus fulvis, femoribus nigris, alis nigricantibus albo maculatis. 



Female. Black, shining ; head reddish ; face cinereous ; abdomen ellip- 

 tical, lanceolate towards the tip, much longer than the thorax ; legs 

 tawny ; femora black ; wings blackish, with two white triangular spots 

 on the costa, with three white dots on the disk, with three white 

 streaks on the hind border, and with two white subapical streaks ; 

 veins black ; discal transverse vein nearly straight and upright, parted 

 by much less than its length from the border, and by a little less 

 than its length from the praebrachial transverse. Length of the body 

 H line ; of the wings 2^ lines. 



Gen. SoPHiRA, Walk. 



201. SoPHiRA BisTRiGA, u. s. Fcem. Fulva, capite luteo, arista plu- 

 mosa, thorace pectoreque nigro maculatis, metathorace vittis duabus 

 nigris, abdomine fusiformi maculis lateralibus nigris, oviductu lanceo- 

 lato, alis nigricantibus albo bifasciatis basi fulvis. 



Female. Tawny, shining ; head luteous, hardly as broad as the thorax, 

 white about the eyes ; antennae tawny, not near reaching the epistoma ; 

 3rd joint elongate-conical, more than twice the length of the 2nd ; 

 arista plumose ; thorax with four large black spots ; metathorax with 

 two black stripes ; pectus with two elongated black spots on each 

 side ; abdomen fusiform, with a long lanceolate flat oviduct, much 

 longer than the thorax ; each segment with two large lateral black 

 spots ; wings blackish, tawny towards the base, with two white bands, 

 the exterior band curved outward in front, and not extending to the 

 costa ; veins black, tawny towards the base ; discal transverse vein 

 curved outward, parted by full one-fourth of its length from the border, 

 and by very much more than its length from the praebrachial trans- 

 verse. Length of the body 4h lines ; of the w^ings 8 lines. 



Gen. Palloptera, Fallen. 



202. Palloptera DETRACTA, U.S. Mas. Testacea, capite apud oculos 

 cinereo, arista subpubescente, abdomine guttis duabus lateralibus sub- 

 apicalibus nigris, alis cinereis. 



Male. Testaceous; head pale cinereous behind and about the eyes; 

 antennae short, tawny ; arista very minutely pubescent ; abdomen oval, 

 not longer than the thorax, with a black dot on each side of the sub- 

 apical segment ; wings grey ; veins black, testaceous at the base ; 



