60 UOCTUID-S. 



wing crirasou ; a rather ill-defined and irregular curved autemedial 

 ochreous line slightly angled inwards on vein. 1 ; a similar postmedial 

 line produced to short white streaks on the veins, strongly incurved 

 in submedian fold, whence it anastomoses with the antemedial line ; 

 an irregularly and minutely dentate subterminal line slightly 

 angled outwards at vein 7 ; cilia orange, with a pinkish line 

 through them. Hind wing crimson, with the cilia orange with 

 a pinkish line through them. Underside irrorated with white, 

 some orange on costa and inner margin of fore wing. 



Ah. 1. Fore wing with the ante- and postmedial lines narrower 

 and white, not anastomosing below the cell, the subterminal line 

 obsolete. 



Hah. U.S.A., Texas, Colorado, 2 $ type. Exp. 26-28 millim. 



77. Rliododipsa masoni. (Plate LV. fig. 30.) 

 Bhododipsa masoui, Smith, Ent. News Phiiad. vii. p. 284 (1890). 



2 . Head and thorax deep orange ; legs partly fuscous, the mid 

 and hind tibia3 tinged with crimson ; abdomen fuscous brown, the 

 anal tuft orange. Pore wing deep crimson, with ill-defined and 

 diffused irregular brownish-ochreous ante- and postmedial and 

 subterminal lines, the 1st somewhat curved, the 2nd incurved below 

 vein -4 and conjoined to the antemedial line in submedian fold, the 

 last angled outwards at vein 7 ; cilia brownish ochreous, with a 

 crimson line through them. Hind wing fuscous brown with a slight 

 crimson tinge ; cilia brownish ochreous, with some crimson and 

 dark brown at base. Underside of fore wing dark brown, with 

 some crimson on costal and terminal areas ; hind Aving with the 

 costal half pale crimson, a discoidal lunule, curved postmedial line, 

 and traces of subterminal line. 



Hah. U.S.A., Colorado, Denver, 1 $ . Exp. 26 millim. 



*78. Rliododipsa aden. 



Eliodudipsa aden, Streck. Le^i. Kliop. i Het. Siippl. i. p. 11 (1898). 



Head and thorax yellow ; abdomen fuscous black, with the anal 

 tuft yellow. Fore wing Avhite, the basal and subterminal areas 

 and the medial shade purplish crimson mixed with greyish, 

 especially in the two former ; discoidal spot obscured by the 

 crimson shade ; antemedial line nearlj' straight ; cilia fuscous. 

 Hind wing fuscous black, the cilia becoming yellowish towards 

 tornus. 



Hah. U.S.A., Colorado {Boll). Eaji. 22 millim. This species is 

 unknown to me. 



Genus LYGRANTHOECIA. 



Type. 



Lygranthoccia, Grote & Eob. Traus. Am. Ent. See. iv. p. 432 



(1870) onarginata. 



Fijjjjoi/a, Hai'V. Bull. Buif. Soc. ]Vat. Sei. iii. p. 9 (1875) bimatris. 



Proboscis fully developed ; palpi oblique, extending to well beyond irons, 

 the 2nd joint clothed with rough hair ; frons with rounded prominence with 



