I'ANE.MERI A. — PSKCDACONTIA. 489 



sinuous band from costa to submedian fold, some white marks on 

 costa towards apex ; hind wing brown suffused with white, the 

 yellow patch pale and diffused, extending to costa. 



Hah. Britain, Leech Coll. ; France, Leech Coll. ; Germany, 

 Zeller and Leech Colls. ; Austria. ; Hungary ; Switzerland, Frey 

 Coll.; X. Spain; Italy: Greece; Turkey; Balkan States; 

 Scandinavia ; Prussia. Exp. 20-22 millim. 



Larva. Meyr. Brit. Lep. p. 167 ; Barrett, Lep. Brit. vi. p. 169, pi. 246. f. 1. 



Pale green, dorsal line dark green ; subdorsal line whitish with 

 dark edges ; spiracular line yellowish white edged above with dark 

 green ; head pale green. Food-plant, seed-capsules and flowers of 

 Cerastium. 6-7. 



Genus PSEUDACONTIA. 



T\ pe. 



Pseudacontia, Smith, Trans. Am. Ent. Soc. x. p. 246 (1882) crustaria. 



Proboscis fully developed ; palpi upturned, the 2nd joint reaching about to 

 middle of frons and moderately scaled, the 3rd short ; frons smooth with 

 corneous plate below it ; eyes large, round ; antennae of male somewhat 

 laminate and almost simple ; thorax clothed almost entirely with scales, the 

 prothorax without crest, the inetathorax with spreading crest ; tibiae moderately 

 fringed with hair, the (ore tibiae short with long curved claw on inner side and 

 short claw on outer ; abdomen without crests. Fore wing with the apex 

 rounded, the termen evenly curved and slightly crenulate ; veins 3 and 5 from 

 near angle of cell ; C> from upper angle ; 9 from 10 anastomosing with 8 to 

 form the areole ; 11 from cell. Hind wing with veins 3, 4 from angle of cell ; 

 5 obsolescent from just below middle of discocellulars ; 6, 7 from upper angle ; 

 8 anastomosing with the cell near base only. 



A. Hind wing with broad yellowish white medial band with large 



black discoidal lunule on it louisa. 



B. Hind wing with narrow obsolescent whitish medial band. 



a. Fore wing with white antemedial band. 



«'. Fore with the scaling rough, the colours strongly con- 

 trasting crit.it a ria . 



b 1 . Fore wing with the scaling smooth, the colours more 



diffu sed cansa. 



b. Fore wing without white antemedial band aterrima. 



C. Hind wing wholly black grotcana. 



*4978. Pseudacontia louisa. (Plate CXLY1II. fig. 27.) 

 Pseudacontia louisa, Smith, Ann. N.Y. Ac. Sci. xviii. p. 120 (1908). 



3 . Head and thorax yellow-brown mixed with creamy white 

 and black scales ; abdomen yellowish. Fore wing yellowish white 

 mottled and marked with brown and black ; basal area almost 

 entirely irrorated with black ; subbasal line double, blackish filled 

 in with white ; a broad yellowish white antemedial band defined on 

 outer side by black scales, irregular, excurved in submedian inter- 

 space and angled inwards on vein 1 ; medial area irrorated with 

 brown ; orbicular large, round, black defined by yellow ; reniform 

 small, black, lunulate, placed on the black line defining the outer 

 edge of medial area ; postmedial area creamy brown, the postmedial 



