CATALOGUE OF NOCTUID^ SMITH. 143 



Habitat. — California; Washington; Vancouver. 



The types of all these names are in the British Museum, and all refer 

 to the same species. I can find no description of detersa Wlk., and it 

 is possible that this is a lapsus calami for extcrsa. 



H. genetrix Grt. 



1878. Grt., Can.Eut., x, 237, Hadena. 



Habitat. — Nevada ; Colorado. 



The type is in the British Museum, and resembles a powdery binotata 

 Avith all the maculation obscure. 



H. characta Grt.* 



1880. Grt., Can. Ent., xii, 213, Hadena. 



1881. Grt., Bull. Gcol. Siirv., vi, 261, Hadena. 



Habitat. — Xevada ; Arizona. 



The type is in the British Museum; another typical specimen is in 

 the Tepper collection, whence the tyi)e was received. 



H. fumosa Grt.* 



1879. Grt., Bull. Geol. Surv., V, 205, Hadena. 



Habitat. — Colorado ; Washington. 



The type is in the British Museum. I have a specimen compared 

 with it. 



H. indirecta Grt.* 



1875. Grt., Can. Eut., vii, 28, Hadena. 

 Habitat. — Colorado; California; Utah; Washington; Vancouver; 

 British Columbia. 

 The type is in the British Museum. 



H. divesta Grt.* 



1874. Grt.; Can. Eut., vi, 215, Hadena. 



1875. Grt., Can. Ent., vii, 28, Hadena. 



Habitat. — Colorado; California; Washington; Vancouver, August. 

 The type is in the British Museum. 



H. tusa Grt. 

 1878. Grt., Bull. Geol. 8urv., iv, 177, Hadena. 

 Habitat. — California. 



The type is in the British Museum. It is a somewhat peculiar, brond- 

 winged species, with prominent tuftings, and has a vague resemblance 

 to Uuplexia. The hind angles of the primaries are retracted, the mar- 

 gins of secondaries even. 



H. tousa Grt. 

 1880. Grt., Can.Ent..xii. 214. //r(r/f»(a. 



Habitat. — Nevada. 



The type is in the British Museum. It is a small, frail species, of 

 the size of modiola^ of which it is an ally. It is much more powdery 

 and more ashen gray. 



