104 MB. r. WALKER ON NEW SPECIES OF DIPTEEA 



terminated by a white transversely elongated blackish-bordered spot ; 

 second including two elongated white spots and two white points, be- 

 yond which there are two white blackish-bordered dots ; third paler 

 and diflPuse, iucLuding one elongated white spot ; a discal areolet ; ra- 

 dial vein not forked ; first externo-medial vein not forked ; no second 

 externo-medial vein ; third externo-medial vein forked ; one veinlet 

 between the third externo-medial vein and the subanal vein, nearer 

 than the discal areolet to the base of the wing ; halteres testaceous, 

 with white knobs. Length of the body 5 lines ; of the wings 14 lines. 



7. LiMNOBiA LATiFASCtA. Fosm. Atra, abdomine fascia latissima 

 lutea, femoribus basi luteis, alis nigris fascia latis:sima lutea, gutta cos- 

 tali alba. 



Female. Deep black. Abdomen with a very broad pale luteous band, 

 which extends from near the base to much beyond the middle. Fe- 

 mora pale luteous towards the base ; this hue is most prevalent in the 

 fore femora. Wings black, with a very broad pale luteous middle 

 band ; a white costal dot adjoining the exterior black part, and bor- 



■ dered with black on the inner side ; veins hke the wings in colour ; 

 halteres black. Length of the body 6 lines ; of the wings 14 lines. 



lu structure like L. euchroma, Journ. Linn. Soc. vol. vi. p. 4, 



8. LiMNOBiA INFIXA. Mas. Testacea, capite nigro, thorace antice 

 attenuato, abdomine longo fasciis nigricantibus, alis cinereis guttis 

 tribus costalibus fuscescentibus. 



Male. Testaceous. Head, palpi, and antennae black. Antennae moni- 

 liform, tapering, shorter than half the length of the thorax. Thorax 

 attenuated in front. Abdomen long, with a blackish band along the 

 fore border of each segment, about thrice the length of the thorax. 

 Wings cinereous ; three brownish dots along the costa, the first at the 

 base of the radial vein ; veins black, testaceous at the base ; a discal 

 areolet; radial vein forked, the forks slightly curved downward; 

 first externo-medial vein not forked ; one veinlet between the third 

 externo-medial vein and the subanal vein, opposite the base of the 

 discal areolet. Length of the body 6^ lines; of the wings 14 lines, 



9. LiMNOBiA CONTINGKNS. Mas. PalUde lutca, capite uigro, thoracc 

 strigis duabus obhquis vittaque nigris, abdomine segmentorum mar- 

 ginibus apiceque nigris, alis pallide fuscis. 



Male. Pale luteous, slender. Head black, shining. Thorax in front 

 with a black stripe and two oblique black streaks. Abdomen thrice 

 the length of the thorax, shining towards the base, black and shining 

 towards the tip ; hind borders of the segments black. Wings pale 

 brown ; veins black; a discal areolet ; radial vein forked ; first externo- 

 medial vein forked, with a petiole between its forks and the discal 

 areolet; one veinlet between the third externo-medial vein and the 



