NOKTH AMKltlCAN LEPIDorTKRA. 191 



.>I. :ilb4>Mi$;i>iH I'itch. 



IS.")!). -Filfli, Kt'p I"s- N- Y. V. |i. ()4. Clostera. 

 v!ir. Mpeeifica Dyar. 



1892. — Dyar, Can. Ent. vol. xxiv, p. 180. Ichthyiira. 



Deep smoky brown, the apical shade deep purplish brown, sharply limited 

 internally by the white sifiinoid bend of the fourtb line, and becoming velvety 

 black at this point; first and third lines free and nearly parallel, paler than the 

 wing, not well defined. A s. t. row of diffuse dots. Thoracic patch velvety 

 brown. Expanse ,30 mtn. 



Ilah. — Atlantic States iioithward and we^stwanl to Pacific North- 

 west. 



The variety speclfica is paler throughout. 



JLih. — Rocky Mountain region to New Mexico. 



M. aletlie Neumoegen and Dyar. 



189;}. — NeunuK'fien and Dyar, Can. Ent. vol. xxv, p. 122. 

 Uniformly dark brown, a darker shade on costa before apex. Lines very nar- 

 row, yellowish, pul vei-ulent. the fourth white on costa. S. t. dots distinct on a 

 uniformly colored ground, straight. Expanse 30 mm. 



Hab. — California. 



M. brucei Hy. Edwards. 



1885. — Hy. Edwards, Ent. Amer. vol. i, p. 17. Ichthyura. 

 Pale ash gray, the lines faintly yellowish. A deep smoky brown shade obtains 

 over the space between the third and fourth lines, and also subapically ; fourth 

 line widened and white on costa, the rusty patch outside of it very obscure. S. 

 t. waved row of dots very distinct. Secondaries darkei- than fore wings and 

 strongly contrasting. Expanse, 22 mm. 



Hab. — Northern Atlantic States to the Rocky ^lountains. 



91. inilltllOllia Dyar. 



1892. — Dyar, Can. Eut. vol. xxiv, p. 179. IcMhyura 

 Deep smoky brown with a purplish tint, the lines j'ellowish. The fourth line 

 very indistinctly widened on costa. Subapical patch rusty-red, distinct, trian- 

 gular. S. t. dots very obscure. Secondaries concolorous with fore wings. 



Hab. — The Pacific Northwest. 



M. »itrigO!<»a (Jrote. 



1882.— Grote. Bull. U. S. Geol. Surv. vol. vi, p. 582. Ichthyura. 

 race luculeiita Hy. Edwards. 



1886. — Hy. Edwards, Ent. Amer. vol. ii, p. 10. Ichthyura. 

 Yellowish gray, shaded and blotched with olive-brown. Lines as in apicalis, 

 but even more waved. A yellowish shade at base and subapically, irrorate with 

 rusty-brown; more or less distinct longitudinal lines of smoky-black precede 

 the s. t. dots, the one between veins 4-5 (vs-vz) most distinct. Thoracic patch 

 faint, clouded. 



Hab. — Northern Atlantic States. 



The race lueulenta is i)aler, and lacks the brown thoracic niai'k. 



Hab. — Westward . 



TRANS. AM. ENT. SOC. XXI. JUNE, 1894. 



