696 TINEINA [yponomeuta 



England, N. Ireland, local ; C. Europe, Asia Minor, N. Asia ; 

 7, 8. Larva greenish-grey ; lateral series of black spots ; dots 

 black ; head black : on Primus 2^(idus ; 6. 



2. Y. cognatellus, Hb. (evonymella, Sc.) 20-25 mm. Head 

 wliite. Fovewings white; four longitudinal series of few black 

 dots, first not reaching middle, second beginning near before 

 middle, lowest including 4-7 dots ; some additional black dots 

 before termen ; cilia white. Hindwings dark grey. 



England, Ii-cland, common ; Europe ; 7, 8. Larva pale 

 greyish-yellowish ; spots black ; liead black : on Euoni/mus : 

 5, 6. 



3. Y. padellus, L. lG-20 mm. Head white. Forevvings 

 light grey, sometimes more or less suffused with white, 

 especially towards dorsum ; four longitudinal series of few 

 black dots, first not reaching middle, second beginning be- 

 yond extremity of first, lowest including 4-6 dots; some 

 additional black dots before termen ; cilia light grey. Hind- 

 wings rather dark grey. 



England, L'cland, common ; Europe, \VC. Asia to Turkestan ; 

 7, 8. Larva greenish-grey ; spots black ; head V)lack : on haw- 

 thorn, aj)|»le, and blackthorn ; 5, 6. 



4. Y. irrorellus, II/>. 22-25 mm. Head white. Forcwings 

 whitisli-grey or whitish, termen greyer; four longitudinal 

 series of few black dots, first not I'caching middle, second 

 beginning near before middle, lowest including G-7 dots; 

 a dark grey elongate spot on fold before middle ; a rather 

 dark grey elongate suffusion in disc beyond middle ; a subter- 

 minal series of black dots ; cilia grey. Hindwings dark grey. 



Surrey, local ; C. Europe, Asia Minor ; 7. Larva on 

 Euomjmus ; 5, G. 



5. Y. plumbellus, Svhif. 17-19 nmi. Head wliite. Fore- 

 wings grej^-whitish ; five longitudinal scries of few black dots, 

 first not reaching middle, lowest including 6-8 dots ; a blackish 

 spot on fold before middle; some additional black dots towards 

 termen ; an apical spot connected with a sutt'usion in apical 

 cilia blackish-grey. Hindwings rather dark givy. 



England to Westmoreland, common ; ('. Europe ; 7, 8. 

 Larva yellowisli-gi-cy ; s])ots black : on Euonipnus ; 5, 6. 



6. Y. vigintipunctatus, lietz. 15-17 mm. Head grey. 

 Forevvings grey ; three longitudinal series of few black dots ; a 

 small blackish spot at base of npical cilia. Hindwings rather 

 dark gi'ey. 



Kent to Dorset and Norfolk, local; (,'. Europe; 4, 5, 8. 



