N... 1:501. REVISION OF AMERICAN GELECJIIII) MOTHS— BVSCK. 837 



Typc.-^o. 636T, U.S.N.M. 



Collected May 27, 11»01, by Mr. Herbert S. Bar])er, after wlioin tliis 

 interesting and beautiful species is named.. 



DEOCLONA, new genus. 



(Tyi.c, /),<,r/i,na >/nn-,is,/la I'.nsck. ) 



Antennte four-tifths as long as forewing simple; labial ])al})i with 

 second joint long, curved, cylindrical thickened with vvvu. smoothly 

 appressed scales, abruptly' cut oft' at apex; terminal joint very short, 

 less than one-fourth of second, tapering pointed. Head and thorax 

 smooth. Forewing elongate, fully four times a.s long as wide, costal 

 and dorsal edges parallel, apex rounded blunt; 12 veins, 7 and S stalked 

 to costa, rest separate; 1'' shortly furcate at base. Hind wings as 

 broad as forewings, elongate trapezoidal, costa nearly straight, slightly 

 depressed from basal third, termen straight; apex l)lunt; 7 veins, 5 

 absent, discal vein, except a remnant of the lower end, obsolete, 3 and 

 •i long stalked, and 7 stalked. Males and females are alike. Onlj^ 

 the following species is at present recognized. 



DEOCLONA YUCCASELLA, new species. 

 Dtoclona yuccaaella Brsciv, Dyar'ss List Amer. Lep., No. 564-5, 1908. 



Antennje light yellow, with narrow brown annulations. Labial palpi 

 light yellow\ Face, head, and thorax light reddish yellow, a shade 

 darker than the forewings, vhich are also unicolorous light reddish 

 yellow, without any markings. In some specimens the forewings are 

 slightly darker and more j-eddish toward apex than on basal half. 

 Cilia yellowish white. Hindwings pale silvery yellow; cilia yellowdsh 

 white. Abdomen yellow; legs pale yellow, without darker annula- 

 tions; tarsi and tuft on posterior tibial whitish. 



Alar expanse. — 16.2 to 20 nnn. 



Habitat. — California. 



Food plant. — Yucca wh'ipplei. 



Type.—^o. 6308, U. S. N. M. 



Described from six specimens l)red by Mr. Koebele. Th(^ follow'ing 

 is his note on the larva; 



The larva lives in the dry seed pods, pupating in holes eaten therein, and moth 

 issues therefrom in May. The seed pods were collected on the foothills, 16 miles east 

 of Los Angeles, California. 



PROSTOMEUS, new genus. 

 Type, I'n^xloninix hrninwii.^ Busck. 



Plate XXXI, Fig. 25. 



AntennBe f, simple. Labial palpi long curved, strongly laterally 

 compressed, sharp edged; second joint thickened above and below 

 with appressed scales, abru])tly cut oft' at apex, sharp odg(Ml in front; 



