172 BULLETIN UNITED STATES GEOLOGICAL SURVEY. 



line as in costata, indistinct. B. t. line near the external margin with 

 some preceding cuneiform marks; terminal space darker-shaded. Hind 

 wings and under surface of both pairs plain pale fuscous. Collar with a 

 mesial black band. Uxpansio7i, 32 millimetres. Idaho {Henry Edwards, 

 esq., No. 6525). 



Ageotis eosaria, n. sp. 



$ .— AntennaB simple, pubescent beneath ; all the tibiae armed. Allied 

 to conflua, but stouter, and with possibly a nearer European representa- 

 tive. Eosy brown. Stigmata discolorous,ochrey. Lines double, nearly 

 even and perpendicular. Orbicular with dark annulus, moderate, nearly 

 spherical, situate near the t. a. line. Claviform obsolete. Eeniform in- 

 dented outwardly, moderate, its lower portion ill-defined. Subterminal 

 line pale, slightly sinuate. An even, fine, dark line margins both wings. 

 Secondaries with a mesial line j fringes rosy. Beneath with a difi'use 

 common line and faint discal marks. Body concolorous. Expansion, 35 

 millimetres. California (Nos. 2199 and 149, Mr. Henry Edwards). 



Agrotis evanidalts, n. sp. 



$i — Eyes naked; all the tibiae armed. Allied to subgothica ; a little 

 stouter than that species, paler-colored, and the antennae are more 

 strongly bristled. Thorax and abdomen soiled pale ochrey. Fore 

 wings colored like suhgothica; the claviform shorter, surmounted by a 

 broad, pale stripe, which extends to internal angle; reniform more 

 rounded, stained with light yellow. Subcostal, median, and submedian 

 veins striped with white at base. Orbicular whitish, triangulate, ab- 

 sorbed superiorly. Subterminal space and terminal much as in suh- 

 gothica. Hind wings whitish, with broad, difi'use borders. Beneath 

 pale, with discal points ; those on primaries pale-ringed. Size of suh- 

 gothica, or a little larger. California. 



AGROTIS ERIENSIS, n. sp. 



$ . — All the tibiae armed. Size of manifestolabes and similarly colored. 

 Ochre and reddish-brown. Antennae simple, and thus dittering at once 

 from its ally. Front and collar ochrey ; thorax reddish-brow^n ; anal 

 hairs ochreous. Base of primaries and costal region diffusely ochrey ; 

 else the wing is reddish -brown. Lines black, broken, illegible. Stig- 

 mata faint, shaded with ochrey, moderately large. Subterminal line 

 nearer the external margin and more even than its ally, preceded by 

 dark points. Hind wings pale fuscous, with yellowish fringes. Beneath 

 much as in manifestolahes, common line and discal points. One speci- 

 men, Erie County, New York (collected by A. B. Grote in July). 



AGROTIS LACUNOSA, Morrison, MS. 



S. — Allied to sexatilis. Dull wood-brown, without costal shading. 

 Stigmata smaller and more oblique; reniform narrower; orbicular more 

 decumbent than in its ally. Median and terminal spaces darker than 



