COKISCU M. ' 201 



Sta. Alis anticis saturate fjrnrnu'is, p/n/rtis novem (uno propc* dorsuin, 

 tribus dorsi, qiiatuor oosta^, uiio apicis) argcntcis, nigro-inari^'iiiatis. 

 Kxp. al. 4 liu. 



Head brown. Face silvery. Palpi white. Anteuiuv; brown, annu- 

 lated with white. Anterior wings df/r/,- broicn, with nine silvery npots, 

 margined with black ; one is near the iinicr margin towards the base, 

 three are on the inner margin, ibnr on the costa, and one in the apex 

 of the wing; cilia brown. Posterior wings greyish-brown, with paler 

 cilia. 



Occur.s at Pcinburj among Goiisfa tinctorin, and near j\Iicklc- 

 ham, in June, Juijj and August. The larva mines tlic leaves of 

 Ononis spinom in April and j\Iay. 



16. imperialella, Mann. L. E. ii. 3(55. Aum. (1847); Sta. Alis 

 anticis (inreis, fascia al)breviata pro[)e basim oblicpia, striijis tribns costiu, 

 niaenlis duabns dorsi (cum strigis prima et secunda coslu' f'erc in fascias 

 connexis) maculaque ininore ante apicem argcntcis. Exp. al. o\ lin. 



Head yellowish. Face and palpi snowy-white. Antennie pale grey. 

 Anterior wings shining-golden, with an oblicpie abbniviatt'd silvery 

 fascia near the base, and beyond are three silvery streaks, from the costa, 

 of which the third reaches to the iniier margin ; two small silvery spots 

 lie on the inner margin opposite the apices of the first and second cos- 

 tal streaks ; a small silvery spot lies immediately before tlu; apex of 

 the wing; cilia of the hinder margin whitish with two dark fnscons 

 lines, of the inner margin grey. Posterior wings pale grey, with paler 

 cilia. 



Taken by Mr. Dale at Glanville's Wootton, in May, Is 10. A 

 specimen is in Mr. Shepherd's collection. 



Genus II. CORISOIUM 



. vW^ir.u 



fi-C 



(JoRlsciUM, Zell. Tsis, 1830. p. 21(1 ; Diip. Cat. 'rricholripis p., Iliib. 

 CI racUtaria p., Haw.; Step. Eiachista p., J)up. 1j. V. xi. 



Caput snpenie ac in fronte laivif/atiim. Ocelli nulli. Antenna^ alas 

 anteriores longitudine ajquantcs, tenues, articulo basali ehnigato, 

 incrassato. Ilanstellura mediocre, nudum. Palpi maxillares lon- 

 giusculi, iiliformes. Palpi labiales tenu(!s, adscendentes, arliciilu sc- 

 CHiido infra fasciculo pilormn, tertio tenui acuminato. Ala- longe 

 ciliatic, anteriores clongat;c, posteriores lanceolata^ ; anteriores : vena 

 subcostalis basim versus interrupta ; cellula discoidalis obtusa postice 

 venas novcm cmittit ; vena subdorsalis sim])lex ; ])ost('riores : vena 

 apicalis ante apicem exit, infra cam vena fureata ; vena mediana 

 trifida. 

 Head above and in front snwollt. Ocelli none. Antenna^ as long as 



the anterior wings, slender, the basal joint elongate, thickened. Tongue 

 VOL. in. 2 I) 



