NORTH AMEEICAN EUCOSMHsTAE. 39 



Distribution according to specimens in National Collection, Ameri- 

 can Museum, and collection Barnes : Ohio, Pennsylvania, Wisconsin, 

 New Hampshire. 



Alar expanse. — 16-21 mm. 



Type. — In American Museum. 



Type locality. — Cincinnati, Ohio. 



Food plant. — Unknown. 



5. THIODIA UMBEASTRIANA Kearfott. 



(Fig. 87.) 



Thiodia imibrastriana Keaefott, Trans. Amer. Ent. Soc, vol. 33, 1907, pp. 38, 



39, 40. 

 Euoosma umhrastriana Barnes and McDunnough, Check List Lepid. Bor. 



Amer., no. 7050, 1917. 



Male genitalia figured from cotype in National Collection from 

 Cincinnati, Ohio (5-17-03). 



Distribution according to specimens in National Collection, Ameri- 

 can Museum, and collection Barnes : Ohio, Colorado, Wisconsin, New 

 Hampshire, Massachusetts, Pennsylvania, New Jersey, Illinois, 

 Manitoba, 



Alar expanse. — 16-20 mm. 



Type. — In American Museum. 



Type locality. — Cincinnati, Ohio. 



Food plant. — ^Unknown. 



6. THIODIA FORMOSANA (Clemens). 



(Figs. 17, 88.) 



lopTocama formosana Clemens, Proc. Acad. Nat. Sci. Phila., 1860, p. 360. 

 QraphoUta sagittana Walker, Cat. Lepid. Heter. Brit. Mus., vol. 28, 1863, p. 386. 

 Orapholitha stercoreana Zeller, Verb. Zool.-bot. Ges. Wien., vol. 25, 1875, p. 290. 

 Thiodia formosana Fernald, in Dyar List N. Amer. Lepid., no. 5165, 1903. — 



Keaefott, Trans. Amer. Ent. Soc, vol. 33, 1907, pp. 38, 39. 

 Eucosma formosana Barnes and McDunnotjgh, Check List Lepid. Bor. Amer., 



no. 7054, 1917. 



Male genitalia figured from typical specimen in National Col- 

 lection from Quebec, Canada (A. W. Hanham). 



Distribution according to specimens in the National Collection, 

 American Museum, and collection Barnes: Virginia, Pennsylvania, 

 New Jersey, New York, Massachusetts, Maine, Ontario, (Quebec. 



Alar expanse. — 18-20 mm. 



Types. — In Acadamy Natural Science Philadelphia (formosana) ; 

 British Museum (sagittana) ; British Museum? (stercoreana). 



Type localities. — Illinois (formosanxi) ; Nova Scotia (sagittana) ; 

 " Maine or Massachusetts " (stercoreana) . 



Food plant. — Solidago. 



