CATALOGUK OF N0CTUID.1-: — SMITH. 219 



O. aurantiago (Jii.* 



1852. Gn., Spec. Gen., Noc^t., i, 394, pi. 7, f. 1, Xuiithia. 

 185(). Wlk., C. J{. Mas., Mot., x, 4(51. Xautkia. 

 1880. Gi-fc., Can. Ent., xri, 18a, Orthosia. 



iUilerata Gi't. 

 1871. (irt., Proc. Ac. l7afc. Sci. I'liil., ISTl. I'll, I'yrrhia. 

 1880. Grt., Can. Ent., xir, 18B, pr. s.vn. 



diffcrta Moir. 

 1875. Morr., Proc. Ac. Nat, Sci. Phil., 1875, (J7, Orthosia. 

 1880. Grt., Can. Eut., xii, 186, pr, syn, 



iUinoisensis French. 

 1879. French, Can. Eut., xi, 77, llcliolhix. 

 1879. Grt., North Am. Ent., i, 10 = illikrdta. 



TlAiUTAT. — New York to Florida; Illinois; Missouri; Massachusetts 

 in August; Wisconsin. 



The ty\}G::^ of ((tint nfiago and Ulltcrdla ar<; in tlio Uritisli .Museum. 

 The type of diffcrtn is in the Teppei- collection, while Prof. French has 

 his own typical specimen. 



O. aniericana Morr. 



1875. Morr., Pjoc. Ac. Nat. Sci. Phil., 1875, iU, Orthosia. 

 HAiiiTAT, — New York. 

 The type is in the Tepper collection. 



O. posticata llarv, 

 1875. Harv., Hull. liiitV. Soc. Nat. Sci., in, 8, Orthosia. 



Habitat. — Texas in November. 

 The type is in the British Museum. 



O. citima Grt. 

 1883. Grt., Pai)ilio, iii, 74, Orthosia. 



Habitat. — Arizona. 



The type is in the Neumoegen collection. 



O. conradi Grt.* 

 1879. Grt., Bnll. Gcol. Snrv., v, 203, Orthosia. 



Habitat. — Pennsylvania; NewY^ork; Middle and Eastern States. 

 The tyi)e is in the British Museum. 



O. helva Grt.* 



187.5. Grt., Bnll. Buff, Soc. Nat. Sci., ii, 310. Orthosia. 

 1875. Grt., Can. Eut., vii, 84, Orthosia. 



Habitat. — Canada to Pennsylvania, August and September; west 

 to the ]Mississip])i Valley; Colorado. 



The type is in the I>ritish Museum. This seems to be the species 

 referred to by Mr. Grote as circiHaris, in the Bull. Buff. vSoc. Nat. Sci., 

 II, 124. 



