AMERICAN LEPIDOl'TEKA. 339 



21. IIO:?IO<'III.4»l>f:S u.iien. 

 Ty])e fiitilliiiia Gueu. 



Palpi moderate, siil)ascending, rather long, scaled Ix-low ; tiinirue 

 developed ; front smooth ; anteniue flattened, filiform, very finely 

 ciliate ; thorax and abdomen smooth; legs smooth, hind tihite in S 

 much swollen, with pencil of hairs, and with a short tuft of hairs 

 at end of femora; two pairs of spurs in both sexes; fore wings 

 rounded, without fovea at base in 'E , 12 veins, 10 from cell with 9, 

 or short stemmed with it, 11 from ccsll ; hind wings all veins se{)a- 

 rate, 5 undeveloped, 8 separate from cell. 



Species. — H. fritilluria Guen. (disconventa Wlk.) 

 H. famulata Hulst. 



22 THAL,I.01»HAGA n. gen. 

 Type fanlariii Hulst. 

 Palpi long, subascending, end member small, deflexed ; front with 

 strong conical scale tuft; antennie of % flattened, somewhat lamel- 

 late; tongue developed; thorax and abdomen smooth; hind tibiie 

 of S swollen, with hair pencil, with all spurs ; fore wings broad, 

 slightly falcate, without fovea below, 12 veins, 10 and 11 from cell ; 

 hind wings 5 undeveloped, 8 separate from cell. 

 Species. — T. faatarla Hulst. 



23. AETHYCTERAn. geu. 

 Ty])e electa Hulst. 

 Palpi rather short, porrect, not heavily scaled ; tongue strong ; 

 front broad, smooth ; antennae bipectinate in S , j)lumose, pectina- 

 tions long, filiform, apex simple ; thorax and abdomen scaled ; hind 

 tibije long, not swollen, without hair pencil, with all spurs; f'oie 

 wings pointed, somewhat falcate, rounded, without fovea below, 12 

 veins, 10 on 9, 11 from cell; hind wings even, rounded, anal angle 

 quite distinct, 5 undeveloped, (5 and 7 separate, 8 separate from cell. 

 Species. — .-1. electa Hulst, n. sp. 



A. electa n. sp. — Expands 32 mm. Palpi oclier fuscous at end ; front oclicr 

 yellow, with a fuscous stain ; thorax ocher. Abdomen ocrher at base, becoming 

 ocher fuscous towards end, tiie whole intermixed with dark seniles; fore wings 

 even violet ocher, evenly peppered over with blackish scales ; outer space slightly 

 darkened, veins less violet; hind wings dull white, somewhat peppered along 

 inner edge with darkish scales: beneath light violet ocher, much lighter than 

 above, spattered with dark scales, not so distinct nor sharp in color as above, 

 and these prevalent, especially on the hind wings; at apex of fore wings and 

 along outer margin the color deepens so as to resemble the color above. 

 Siskiyou County, California. 



TRANS. AM. KNT. SOC. XX 111. SEPTEMBER. 1896 



I 



