DIPIITHEBA. — CTIABADRA. 371 



blackish line from lower angle of cell to inner margin ; postmedial 

 line blackish slightly defined on outer side by whitish, slightly bent 

 outwards below costa, incurved below vein 4 and excurved below 

 submedian fold ; postmedial line blackish defined on outer side by 

 white, excurved below vein 7 and at middle and incurved at discal 

 fold ; the veins of terminal half with slight dark streaks ; a fine 

 blackish terminal line. Hind wing white ; a few brown scales at 

 the extremity' of vein 1 ; cilia slightly intersected with brown 

 from apex to vein 2 ; the underside with the costal area slightly 

 iiTorated with brown. 



Hab. U.iS.A., Colorado, 1 J type, Arizona. Exp. 44 millim. 



Genus CHAR ADR A. 



Typo. 

 Charadra, Wlk. xxxii. 445 (1865) deridens. 



Probofcis fully developed ; palpi obliqtiely upturned, short, fringed wi'.h 

 rather long hair; frons smooth ; eyes large, round ; antennre of male bipecti- 

 nate \vith rather long brandies to apex, ot female with short branches ; tliorax 

 clothed with hair and hair-like scales, the nietathorax with spreading crest ; 

 tibiae moderately fringed with hair ; abdomen with dorsal series of crests, the 

 crests on medial segments large. Fore wing with the apex rounded, the terraen 

 evenly curved and not crenulate ; veins 3 and 5 from near angle of cell; H 

 from upper angle ; 9 from 10 anastomosing with 8 to form tiie areole ; 11 from 

 cell. Hind wing with the cell half the length of wing ; veins 3, 4 from angle ; 

 5 fully developed from well above angle ; 6, 7 from upper angle ; 8 anasto- 

 mosing with the cell near base onlj'. 



A. Hind wing yellow ... pafa. 



B. Hind wing whitish or brown. 



a. Fore wing with dark streak in submedian fold between the 



antemedial and medial lines, 

 rt'. Fore wing with the costal half of medial area suffused 



with b'ack-brown niteiis. 



/*'. Fore wing with the costal half of medial area not suffused 

 with black-brown. 

 a-. Fore wing with blackish spot in centre of orbicular. 



a^. Fore wing with the ground-colour blue-grey ■inje7iU(T. 



a^. Fore wing with the ground-colour while deride/is. 



h-. Fore wing without blackish spot in centre of orbicular, 



the lines finer sndeiia. 



b. Fore wing without dark streak in submedian fold between 



the antemedial and medial lines. 



«'. Fore wing with triangnhir blackish hrown patch on 

 costal half of medial area ; hind wing and uudei'side 

 dark brown nigracvfa. 



/''. Fore wing without triangular blackish brown patch on 

 costal half of medial area ; hind wing and underside 

 whitish dispulsa. 



8187. Charadra pata. (Plate CCXXXIV. fig. 12.) 



Triaidode!^ pala, Druce, A. M. N. H lO) xiii. p. 362 (1894); id. Biol. 

 Centr.-Am., Het. ii. p. 509, pi. 90. f. 21. 



(S . Head and thorax grey mixed with black-brown; antonn.T 

 red-brown • tegulae with a red-brown tinge before tips ; patagia 



