330 PAPILIONINA [argynnis 



several anterior spots, and postmedian and terminal series 

 silvery-white. 



Britain to Sutherland, N. and E. Ireland, local ; Europe, 

 Asia Minor, N. Asia, Japan ; 7. Larva dark violet-grey, black- 

 marbled ; a double ochreous-yellow dorsal line enclosing a 

 black line ; a subspiracular series of red spots connected by an 

 ochreous line ; head black : on Viola : 4-6. 



4. A. lathonia, L. 42-52 mm. Differs from A. adippe as 

 follows : forewings beneath with several silvery-white spots 

 towards apex ; hindwings beneath yellow-ochreous, mixed with 

 reddish, with seven blotches and two or three spots on anterior 

 half and a terminal series of spots silvery-white, and a subter- 

 minal series of dark fuscous spots with silvery-white centres. 



5. England to Norfolk and Somerset, York, S. Ii-eland, 

 scarce, not permanently resident ; Europe, NC. and WC. Asia, 

 N. Africa ; 8, 9. Larva brownish-grey ; dorsal line whitish ; 

 spiracular double, ochreov;s ; head ochreous, black-marked : on 

 Viola; 10-6. 



5. A. euphrosyne, L. 38-45 mm. Differs from A. adippe as 

 follows : forewings with termen rounded ; hindwings beneath 

 yellow, partly suffused with ferruginous-reddish except on a 

 black-edged antemediau band including a central silvery-white 

 blotch, with a basal submedian spot and a terminal series 

 silvery-white, and a subterminal series of small dark spots. 



Britain to Sutherland, common ; Europe, Asia Minor, N. 

 Asia ; 5, 6. Larva black ; dorsal line double, grey ; spiracular 

 double, whitish-grey ; subdorsal spines yellowish, rest black ; 

 head black : on Viola, seldom Primida ; 7-4. 



6. A. selene, Schiff. 38-45 mm. Differs from A. euphrosyne 

 as follows : hindwings beneath with two additional blotches on 

 antemedian band and several cloudy spots beyond it silvery- 

 white. 



Britain to Ross, common, once in E. Ireland (f) ; N. and C. 

 Europe, Asia Minor, N. Asia ; 6, 7. Larva pinkish -fuscous ; 

 subspiracular line light pinkish ; spines ochreous, partly pre- 

 ceded by black spots, two on 2 much longer ; head blackish : 

 on Viola ; 7-5. 



[Stray specimens of A. dta, L., have been taken in Britain, 

 but the probabilities seem in favour of their having been arti- 

 ficially introduced.] 



3. Melitaea, F. 

 Eyes glabrous. Club of antennae abrupt. Forewings : 10 



