CATALOGUE OF NOCTUIDiE SMITH. 165 



The type in the British Museum has pointed wings, color and type 

 of niaculation as in occulta, but with lengthily pectinated male anten- 

 nae. I do not remember having seen the species previously. 



Genns POLIA Ochs. 

 1816. Ochs., Scliiuctt. Eur., iv, 73. 



Two quite distinct types are referred to this genus in our American 

 material. Whether they can remain associated is questionable, but 

 need not be decided here. 



P. aedon Grt. 



1880. Grt., Cau. Ent., xn, 154, J'olia. 



Habitat. — Colorado, in August; Nevada; Washington. 



A type is in the British Museum; another with Mr. IS'eumoegen. 



P. theodori Grt.* 



1878. Grt., Can. Ent., x, 235, Apalela. 

 1880. Grt., Can. Ent., xii, 219, PoUa. 



1882. Grt., 111. E.ssay, 55, pi., ii, f. 17. rolia. 



var. epichysis Grt. 

 1880. Grt., Can. Ent., Xll, 211t, I'oUa. 



1882. Grt., 111. Essay, .55, pi., ii, f. IS, rolia. 



llAiUTAT. — Colorado, August and September; New Mexico, Cali- 

 fornia. 



Both tyi)es are in the l>ritish Miiscniii. I have seen considerable 

 material of both forms and have no (hmbt of their relationship. Mr. 

 Hy. Edwards first suggeste<l it to me some years ago. 



P. olorina (irt. 



1876. Grt., Bull. Buff. ,Soc. Nat. Sci., in, 84, Hadena. 



ITaiutat. — California; Colorado. 



The type is in the liritish Museum; another specimen, also marked 

 "type," is in the Edwards collection. The species is allied to PoUa 

 theodori and varies in the direction of snffnsion with bla(;k. 



P. diversilineata Grt.* 



1877. Grt., Bull. Geol. Surv., in, 11!>, Tfadeua. 

 Hhpida Grt. 



1879. Grt., Can. Ent.. xi. 95, I'olia. 



1883. Grt., Proc. Am. Phil. Sue, xxi, 1.56, Pulia. 



Habitat. — New Mexico; Nevada; Colorado; Manitou in July. 



The type of diversilineata is a badly patched si)ecimen covered with 

 mildew, in the Cambridge collection. The type of illepida is in the 

 British Museum; others, labeled by Mr. Grote, but not marked type, 

 are in the National Museum. The two names refer to the same species. 



