^NORTH AMERICAN LASPEYRESIINAE AND OLETHREUTINAE 151 

 30. EXARTEMA BRUNNEOPURPURATUM Heinrich 



(Fig. 208.) 



Exartema irunneopurpuratum Heiniuch, Proc. Eut. Soc. Washington, vol. 



25, 1923, p. 118. 

 Cymolomia brunneopurpurata Forbes, Memoir 68, Cornell Univ. Agr. Exp. 



Sta., 1924, p. 465. 



A small brown and metallic-purple species quite different in appear- 

 ance from anything else in the genus. So far represented only by 

 the type and paratype in the National Collection. 



Female genitalia figured from type. 



Bursa without signum. 



Alar expanse. — 14^14.5 mm. 



Type. — In National Collection. 



Type locality. — Falls Church, Va. 



Food plant. — Alnus. 



31. EXARTEMA FERRUGINEANUM Riley 



(Figs. 94, 223) 



Exartema ferrugineanum Riley, Trans. St. Louis Acad. Sci., vol. 4, 1881, 

 p. 317. — Fernald, in Dyer List N. Amer. Lepid., no 5011, 1903. — 

 Barnes and McDunnough, Check List Lepid. Bor. Amer., no. 6794, 

 1917. 



Cymolomia ferruginana Forbes, Memoir 68, Cornell Univ. Agr. Exp. Sta., 



1924, p. 468. 



A brilliant ocher yellow species not easily confusable with any- 

 thing else in this group. 



Harpe of male figured from type; female genitalia from specimen 

 in American Museum from Caldwell. N. J. (Kearfott). 



Bursa of female without signum. 



Distribution. — Missouri, New Jersey. 



Alar expanse. — 17-18 mm. 



Type. — In National Collection. 



Type locality. — St.Louis, Mo. 



Food plant. — Plum. 



32. EXARTEMA FAGIGEMMEANUM Chambers 



(Fig. 92) 



Exartema fagigem,maeana Chambers, Can. Ent., vol. 10. 1878, p. 74. 

 Exartema fagigemmeantim Fernald, in Dyer List N. Amer. Lepid., no. 



5009, 1903. — Barnes and McDunnough, Check List Lepid. Bor. Amer., 



no. 6792, 1917. 

 Cymolomia fagigemmeana Forbes, Memoir 68, Cornell Univ. Agr. Exp. Sta., 



1925, p. 468. 



A variable species as far as color is concerned. Typical specimens 

 have the pattern markings of fore wing on outer half pale rust red 



