THECLA. 97 



Chrysalis ash-gray, with two rows of blackish points on each 



side of the abdominal rings. 



Southern States. 



Boisd. 



8. T. iris Godt. Encyc. Method. IX, 674. Figured in Boisd. et Lee. 



pi. 31, p. 101. 



Upper side of the male blackish-brown, with a small grayish 

 ovoid spot near the costal edge ; the female is deeper brown, with 

 the extremity more or less russety. 



Wings denticulate ; fringe whitish. 



Under side brown, with a white transverse line, sinuous. Ex- 

 tremity of the wings a little russety, divided by an indistinct ray, 

 divided by the nervures. The extremity of the secondaries are 

 powdered with ash-gray, and divided by a transverse interrupted 

 line of brown purple, often marked by one or two small brown 

 spots. The base is slightly powdered with gray, and separated 

 from the tint of the middle by a wavy transverse line. 



Larva, which feeds on Vaccinium, is yellowish-green, with two 

 dorsal interrupted rays ; one lateral ray and eight oblique streaks 

 pale green. 



Chrysalis ferruginous, pubescent; two longitudinal obscure rays. 



Georgia. — Expands an inch and an eighth. 



Godaet. 



9. T. arsace Boisd. et Lee. Figured in Boisd. et Lee. pi. 32, p. 103. 



Same size as T. iris, and in some respects similar. 



Upper side of the male brownish-black, with a small ovoid spot 

 near the costal edge ; the female is deeper brown, with the ex- 

 tremity reddish-yellow, forming on the primaries a large spot 

 mingling with the ground color, and on the secondaries a smaller 

 spot situated near the anal angle. Wings denticulate as in T. iris. 



Under side brown, traversed in the middle by a sinuous brown 

 line ; extremity of the primaries paler, divided by two transverse 

 rays more obscure and indistinct ; extremity of the secondaries is 

 powdered with gray as in T. iris, divided by a row of indistinct 

 brownish spots, and forming nearly a curved ray. 



Larva reddish ; back white from the second to the ninth ring, 

 and divided by two parallel interrupted lines of obscure green. 

 Near the base of the feet, there is a marginal ray of the same color, 

 7 



