156 BUOjETIN 123, UNITED STATES NATIONAL MUSEUM. 



Derived from Sonia. In venation the most advanced of the Eucos- 

 mine genera. 



KBY TO THE SPECIES OF SDLEIMA. 



1. Fore wing with entire dorsum white, dotted along margin with fuscous. 



(6) cinerodorsana. 

 Fore wing with entire dorsum not white 2 



2. Fore wing white with dark basal patch and dark patch on outer dorsal 



margin before ocellus 3 



Fore wing gray or fuscous 4 



3. Head cream white; subcostal area of fore wing beyond middle nearly pure 



white (4) lagopana. 



Head pale ochreous ; subcostal area of fore wing beyond middle clouded with 



fuscous (5) baracana. 



4. Fore wing pale ashy gray with strong outwardly curved antimedlan blackish 

 fuscous patch on dorsal margin and similar smaller patch on dorsum be- 

 fore ocellus (1) helianthana. 



Fore wing dark and not so marked 5 



5. Fore wing dark gray with darker basal and outer dorsal patches but faintly 



indicated (2) daracana. 



Fore wing with area beyond end of cell pale ochreous (3) skinnerana. 



1. SULEIMA HEUANTHANA (Riley). 



(Figs. 26, 292.) 



Semasia helianthana Rii^y, Trans. St. Louis Acad. Sci., vol. 4, 1881, p. 319. 

 Thiodia helianthana Febnald, in Dyar List N. Amer. Lepid., no. 5186, 1903. 

 no. 7081, 1917.— Heineich, Journ. Agr. Res., vol. 20, 1921, p. 824. 



This is an easily recognized species and its food plant is known; 

 but it is often misidentified. In collections it frequently appears as 

 lagopana Walsingham. The larva feeds in the stems and on theseeds 

 of the common garden sunflower. 



Male genitalia figured from type. 



Distribution affording to specimens in National Collection, Ameri • 

 can Museum, and collection Barnes : Texas, California, Illinois. 



Alar expanse. — 15-20 mm. 



Type. — In National Collection. 



Type locality. — Texas. 



Food plant. — Helianthus. 



2. SULKIMA DARACANA (Kearfott). 



(Fig. 293.) 



Thiodia daracana Keaefott, Trans. Amer. Ent. Soc, vol. 33, 1907, p. 44. 

 Eucosma daracana Baenes and McDunnough, Check List Lepid. Bor. Amer., 



no. 7077, 1917. 

 Thiodia prof ana Meyeick, Ent. Mo. Mag., vol 48, 1912, p. 34. 



A dark gray species, quite distinct from anything in the genus. 

 Male genitalia figured from cotype in National Collection from 

 Placer County, California. 



