ABDOPTERA. 103 



Proboscis projecting, perpendicular, as long as the head. Antennae 

 porrect, 4-jointed ; first joint cylindrical ; second cyathiform ; third 

 conical, shorter than the fourth ; fouilh veiy long, setiform. Wings 

 incumbent and parallel in repose ; cubital vein forked ; costal vein 

 vanishing at the tip of the wing. Coxce shorter than the femora. 



1. longicomis, Mg. ! zw. iii. 12. 1. ph 22. f. 6, 7 (1822) ; Mq. ; 

 Ztt. Nigra, gracilis, subtus nigro-chalybea, alls subcinereis, haltcribus 

 pedibusque fulvis, tarsis fuscis. Long. %\ '■> ^hir. 5 lin. 



Body veiy slender, black, with a slight tinge of chalybeous, wliich 

 prevails most beneath. Proboscis dark ta\vny. Antcnnfe black, very 

 long and slender. Wings pale gTcy ; stigma pale brown. Halteres 

 tawny. Legs tawny ; tibia? much darker than the femora ; tarsi brown ; 

 hind tarsi black. 



Very rare. lu Mr. Stephens's collection. (E. I.) 



Genus V. ARDOPTERA. 



AuuoPTERA, Mq. d. n. (1827). Leptosceles, Hal. 



Corpus gracile. Caput nutans, oblongo-ovatum ; gencp, sub ociilis inter - 

 rupta; epistoma lineare, attenuatum. Oculi magni, ovati, approxi- 

 mate Proboscis brcvis, crassa, palpis iucumbentibus. Antenna: 

 4-articulata3 ; articulus primus minutus ; fortius ovatus, compressus, 

 quarto brevior ; quartus longissimus, setiformis, Ala? incumbcntes ; 

 vena cnbitalis furcata ; vena costalis ■ma?'ginein posticiim attingens. 

 Pedes graetles ; coxa femoribus breviores ; coxa? antica) longsc. 

 Body slender. Head oblong-ovate, inclining forwards ; cheeks inter- 

 rupted by a notch under the eyes ; epistoma linear, attenuated. Eyes 

 large, oval, approximate. Proboscis short, thick ; palpi incumbent. 

 Antenna? 4-jointcd ; first joint small ; thuxl oval, compressed, shorter 

 than tlie fourth ; fourth veiy long, setifonn. Wings incumbent and 

 parallel in repose; cubital vein forked ; costal veiu attenuated arouiid 

 the posterior margin. Coxa shorter than the femora ; fore coxa? long ; 

 onychia and cmpodium small, this scarcely thickened. 



1. irrorata, Fin. d. s. emp. 13. 17 (1815); Hal.; Mg. Nigro-a?nea, 

 capite argenteo, antennis nigris, thorace albo fasciato et utrinquc notato, 

 alis cinereis albo-guttatis ad costam subfuscis, haltcribus flavis, pedibus 

 fulvis, tibiis tarsisque apice fuscis. Long. 1-1 j; alar. 2-2^ lin. 



Body a3neous-black. Head silveiy. Eyes black when dead. Pro- 

 boscis, palpi, and antcnnse black ; third joint of the antcnufe conical, 

 compressed, a little longer than the two preceding ; fom'th more thau 

 twice the length of all tlie preceding. A wliitish stripe on the thorax, 

 and some white marks in front and on each side. Wings grey, brownish 

 along the fore border, chequered with tohile spots, ichich are largest and 



