208 BULLETIN 44, UNITED STATES NATIONAL MUSEUM. 



S. plusiiformis Hy. Edw.* 



1874. Hy. Edw., Proe. Gal. Ac. Sci., v, 267, Slretrftia. 



1882. Grt., New List, 31, Pengrapha. 



1883. Grt., Proc. Am. Phil. Soc., xxi, 171, Penyraplta. 



HABITAT. Nevada ; Colorado. 



The type is in the Edwards collection. 



S. muricina Grt. 5 * 



1875. Grt., Bnll. Buff. Soc. Nat. Sci., in, s:>, . 

 1879. Grt., Can. Eiit., XI, 27, GrapMplwra. 

 1881. Grt., Can. Ent., xm, 133, Perigrapha. 



HABITAT. Oregon. 



The type is in the Edwards collection. 



S. behrensiaiia Grt. 



1875. Grt., Can. Ent., vn, 71, Graplnpliora. 

 1881. Grt., Can. Eiit., xm, 133, Pcrigraplia. 

 1889. Smith, Proc. U. S. Nat. Mus., xn, 403, P 



1891. Smith, Trans. Am. Ent. Soc., xvm, 120, Slrtlchia. 



HABITAT. California. 



The type is in the British Museum. The specimens I have identified 

 as this species are correct, but represent a distinct varietal form, too- 

 inconstant to deserve a name. 



S. variabilis Smith.* 

 1891. Smith, Trans. Am. Ent. Soc., xvm, 119, StretcJiia. 



HABITAT. Colorado, July. 



The types are in the National Museum and in the Neumcegen col- 

 lections. 



S. pulchella Harv. 



1876. Harv., Can. Ent., vm, 54, Graphipliora. 



1889. Smith, Proc, U. S. Nat. Mus., xn, 494, Peiigraplia. 



HABITAT. California. 



The type is in the Edward's collection. 



S. erythrolita Grt.* 



1879. Grt., Can. Ent., xr, 208, GrapMpliora. 

 1881. Grt., Can. Ent., xm, 133, Perigrapha. 



HABITAT. California. 



A type is in the National Museum; another in the British Museum. 



S. traiisparens Grt.* 



' 

 1881. Grt., Bull. Geol. Surv., vi, 583, Perigrapha. 



1883. Grt., Proc. Am. Phil. Soc., xxi, 171, PerigrapJia. 



HABITAT. Washington. 



The type is in the National Museum from my collection. 



