118 BULLETIN 38, UNITED STATES NATIONAL MUSEUM. 



Feltia gravis Grt. 



1874. Grt. Buflf. Bull, ii, 155, Agrotis. 



1875. Grt., Can. Ent. vii, 25, Agrotis. 

 vapnJaris Grt. 



1876. Grt., Biifl". Bull, in, 81, Agrotis. 



Color varying from carueous gray to dark blackish brown. In the 

 darker specimens the color is even, in the i^aler forms the costal 

 region is darker. Transverse lines always traceable, though not very 

 distinct; t. a. line geminate, upright, and very slightly irregular; t. p. 

 line crenulate, usually followed by a row of venular dots; s. t. line 

 punctiform, spots yellowish, preceded by sagittate dashes. Claviforni 

 reacliing middle of wing, distinctly ringed and usually filled with 

 black. Ordinarj^ spots distinct, pale ringed; • orbicular moderate in 

 size, variable inform; reniform large, constricted at middle, with a 

 more or less evident inward projection inieriorly, which sometimes 

 takes the form of a narrow yellow line, reaching to orbicular or even 

 the t. a. line. Secondaries smoky to blackish fuscous. Thorax and 

 head like primaries. Beneath powdery, with distinct extra discal line 

 and discal spot on all wings. 



Expands 31-31""" ; 1.25-1.35 inches. 



Habitat, — California. 



I have ty])ical specimens of both the species, and have no doubt of 

 their identity. The pale form is gravis, the dark form vapnlaris. A 

 series of ten specimens completely fills the gap between the extremes 

 and shows them to be only variations. In structure they are identical. 



Feltia vancouveren.sis GrL 



1873. Grt., Buff. Bull. I, 134, pi. 4, f. 4, Agrotis. 



hortithma Morr. 

 1875. Morr., Proc. Ac. Nat. Sci. Phil., 1S75, 4:50, Agrotis. 



semicJarata Grt. 

 1831. Grt., Can. Ent., xiii, 132, Agrotis. 

 18^2. Grt., 111. Essay, 52, pi. 1, f. d, Agrotis. 

 1889. Butl., Tr. Ent. Hoc. Lonil., 1889, 378, pr. sgn. 



clodiana Grt. 

 1881. Grt., Papilio l, 7G, Agrotis. 

 1H82. Grt., III. Essay, 52, pi. 1, f. 10, Agrotis. 



Varies from leather brown to deep red brown, often strongly irrorate 

 with gray or white scales. T. a. line obsolete ; t. p. line single, crenu- 

 late, of a deeper shade of brown than ground color, outwardly curved 

 at inception, then parallel with outer margin. S. t. line indefinite, often 

 punctiform, marked usually by the somewhat darker terminal space, 

 and a row of preceding sagittate dashes. A more or less defined me- 

 dian shade crosses the wing somewhat beyond the middle. Claviforni 

 always distinct, reaching near to the middle of the wing; usually out- 

 lined and filled with black, but often only of a deeper slia.de of the 

 ground color. Ordinary spots distinct, of ground color, defined by a 



