1 74 ARCTIAD.E. 



Lithosia vitellina, Buisd. Icones, Lep. ii. p. 105, pi. 57. f. 9 (1843). 



Lithosia paUifrona, Zell. Stett. ent. Zeit. viii. p. 334 (1847). 



Lifhosia pi/gmcsola, Doubl. Zool. v. p. 1914 (1847). 



Lithoda niyrociricta, Spey. Geogr. Verbr. Scbmett. ii. p. 285 (1862). 



Lifhosia marcida, Mann. Wien. ent. Mou. iii. p. 94 (1859) ; Kirby, Cat. 



Het. p. 324. 

 Lithosia sordidula Eamb. Cat. Lep. And, p. 210 (1866). 



Bright orange-yellow ; palpi at sides, frons, and antennae below 

 black ; pectus and streaks on legs black ; abdomen with the basal 

 halt fuscous, the terminal half orange. Fore wing with the costa 

 black at base. Hind wing more or less completely suffused with 

 fuscous except inner area and termen. Underside of fore wing 

 black except margins ; hind wing with black suffusion on costal half, 

 and black streaks on costal and median veins. 



Fore wing with vein 6 from angle of cell ; 7, 8, 9 stalked ; 10 

 free; or 9 from 10 anastomosing with 8 to form an areole ; 11 

 anastomosing with 12. 



Ab. 1. Fore wing more or less suffused with black except on 

 costa. — Germany. 



Ab. 2. nigrocincta. Fore wing with terminal black line. — Germany. 



Ab. 3. pallifrons. Frons yellow ; ground-colour yellow ; fore wing 

 more or less irrorated with black except on costal area. — France, 

 Germany, Corsica, Dalmatia, Greece. 



Ab. 4. pyrimaola. Pale straw-yellow ; fore wing more or less 

 suffused with fuscous except costal area. — England, S. coast ; 

 Holland. 



Ab. 5. marcida. Hind wing of male rather more uniformly tinged 

 with fuscous — Spain, Sicily. 



Hab. England ; France ; Holland ; Geemant, Zell. & Frey Colls. ; 

 CoKsicA, Zell. Coll. ; Spain ; Sicily, typef marcida in Coll. Staudinger; 

 Dalmatia; Greece; Scandinavia, Zell. Coll.; Russia; j^rmenia; 

 Siberia. Exp. 22-32 millim. 



Larva. Meyr. Brit. Lep. p. 27 ; Barrett, Lep. Brit. ii. p. 217, pi. 67. f. 3. 



Brown; hairs short, brown ; doi'sal line black ; subdorsal line dark 

 brown ; spiracular line whitish ; head black. Food-plant, saline 

 lichens ; 9-U. 



357. Ilema cereola. 



Bomhyx cereola, Hiibn. Eur. Schniett. ii. f. 99 (1827); Herr.-Sc-liiiff. 



8chmett. Eur. ii. p. 158 ; iStaud. Cat. p. 55 ; Kirby, Cat. Het. p. 330. 

 Lithosia cinereola, Zell. Stett. ent. Zeit. viii. p. 339 (1847). 



Pale orange-yellow ; frons, antennse, thorax, pectus, greater part 

 of legs, and abdomen fuscous ; a patch on metathorax and anal 

 tufts orange. Fore wing very slightly tinged with fuscous, the 

 costal area deeper orange. Hind wing pale yellow. Underside of 

 fore wing suffused with fuscous except marginal areas. 



Fore wing with veins 3, 4 shortly stalked or from cell ; 6 stalked 

 with 7, 8, 9 ; 10 free ; 11 anastomosing with 12. 



Hah. Eastern Alps, Zoll. & Frey Colls. ; Styria ; Norway, 

 Zell. Coll. ; Finland; Lapland. Exjj., (S 32, § 24 millim. 



