ARGYNNIS X. 



AEGYNNIS LETO. 



Argynnis Leto, Behr, Proc. C;il. Acad. Nat. Sci. Phil. 1SG2. 



Primaries broad, moderately arched, slightly convex on hind margin 



Male. — Expands from 2.6 to 3 inches. 



Upper side pale fulvous, obscure at base, lightly marked and spotted -with black; 

 hind margins of both wings bordered by two fine parallel lines between which the 

 space is fulvous; primaries have a subraarginal row of serrated spots, not touching 

 each other or the marginal lines; a transverse line of I'ounded spots, an indistinct 

 bar on costal margin, sometimes wanting, a zigzag median band of separated spots, 

 mostly luuular; outside the arc a spot shaped like the letter P inverted, and three 

 sinuous bars across the cell. 



Secondaries have a submarginal row of lunate spots, separated and not touch- 

 ing the marginal lines, a second of small rounded sj^ots or points, and a mesial of 

 small widely separated crescents in size and shape like those of Apliroditc ; on 

 the arc a pyriform or obovate s]iot. 



Under side: primaries pale fulvous at base, light buff on costal margin and 

 in the marginal inters^iaces, the nervules edged with brown; the sub-apical 

 patch brown; submarginal spots serrated, enclo.sing buff sjiaces, not silvered; other 

 markings as on upper surface. 



Secondaries dull ferruginous from the base to second row of spots; between 

 the two outer rows a broad buff bolt as in Ctjbele; the silver spots are twenty-one 

 or twenty-two in number, viz; seven submarginal, lunate, edged with ferruginous 

 below and above,; the second of seven or eight, all but the last heavily edged above 

 with black, and projecting a brown shadow upon the belt, the first, second and fifth 

 largest, third and sixth half the size of the others, the fourth minute, the seventh 

 and eightli (when present) streaks; the third row of three, edged also with black 

 above; a small rounded spot in the cell, a patch at origin of median nervure and 

 another at base of costal; costa at base and abdominal margin slightly, if at all, 

 silvered. 



Body above dark brown, beneath, abdomen yellowish; palpi fulvous; antennae 

 fulvous; club black tipped with fulvous. 



