TETRAOONKUIIA. 



48 



I In; lip of UK; wing; first cnl>il;il arcolct very narrow, about thrice 

 lon'MT than !>m;i<l ; subapieal ;nnl siili;ni;il veins slight, pale, secondary ; 

 fork of the former oppo.-.ilc I lie first eul)il;il arc.olcl , ; fork of tin; latter 

 nearer the base of I lie \vili<;'. llalleivs lc*laeeOUS. AbdofflCU slightly 

 compressed. Legs blackish, rather short and stout; coxa; and femora 

 tc.slaeeons ; hind tibia; with very minute spines and moderately long 

 spurs. 



\Ot common. (K.) 



24. aliena, n. /1A, rii/wo-i/it/rtf, palpis, halferibus, abdominia 

 Itili'ribiiH ri'iilrci/in- hunt HI VY.V/M, cox is femoribnsipie /i-x/riceis, alls silbci- 

 nereis, abomin<; subcomprcsso, fcmoribiis posticis apicc, nigris. Long. 

 1|; alar. SJ lin. 



Mull-, ('iiiri-i'ons-lilitct,-. Palpi testaceous. Antennra hardly longer 

 Mian MIC llmrax, teslaeemis at I he bas(>. Win^s slightly grc.yish ; sub- 

 co.lal vein very slmrl, joinin;-; llu' eoslal liel'i-re one-sixth of the len^lli 

 of Ihc wing; radial joiiiiii;; Ilie enslal before two-thirds of the Icn^lh ; 

 cubilal endiii", al abonl live sixths of the length ; first cubital arcolet 

 very narrow, full four tunes longer than broad; suhnpical and aubanal 

 .lii'Jil ; subapieal vein forked opposite the end of the first cubital 

 arcolet; snbaiial forked at the base of the wing. llalleres testaceous. 

 ./'i/iiii/r// sli:;lilly eoinpn-s'.ed, It'siitceonx beneath and on each side towards 

 l/ii- linxf. Legs rather short and stout; coxu; and femora testaceous ; 

 Inn, I femora, with black tips; hind tibiiB with very minute spines and 

 rather long spurs. 



IJaiv. Found in Juno, on the banks of the Wye, near Chep- 

 stow. (M.) 



25. pictipennis, Hal. A. N. II. 11 (1838). Testacca, fronto ver- 



Meeipic snbfnseis, antcuiiis fuscis, fl//,s' hi/nHnis fti.tciift <liibitx fiou'ls, ab- 

 doiuine fasolil nigris, larsis fusceseent ibiis. Long. 1 ;J ; alar. ',\} t lin. 



Tcslaccous. I'Vont and vertex brownish. Antenna' brown, yellow 

 at the base. l/'iiit/.t fii/aHi/<\ iritli f/ni liroini /HIIH/S ; one in the middle 

 of the wing, cxlcnding beyond the arcolet, and sinnatcd thence to the 

 hind border ; the other subapieal, extending to the tip of the radial vein. 

 First and second abdominal sc^mcnls unspotted; third and fourth 

 black, with testaceous hind border ; fifth and sixth almost wholly black ; 

 hypopyiMimi testaceous. Tarsi brownish. 



Ycr\ rare, lias been found once in Kent. In Mr. Hulidu/s 

 collection. (U.) 



halterata, Btieg, l>. D. (1840); Zctt. D. S. xi. 4138. 34 

 (1852). Tf/i/iK'i'it, vcrtice front c aiilennis(pie nigro-fuscis, alis flisco- 

 , vena pobnddali inlegra, arcola minul issima, alitloinhic fitwx- 

 Long. 'JJ ; alar. 4 lin. 



Ycrtcx and front blackish-brown. Antenna 1 blackish- 

 brown, rather stout ; first and second joints ferruginous. Thorax 

 slightly shining-, \\itli pah; hairs. Wings hyaline; veins brown, rather 



