6 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.65. 



LOXOPHLEBIA TIBBA, new species. 



Male. — Antennae blue black with a white streak below before tips. 

 Body blue black ; an orange red line on shoulders. Legs black ; the lust 

 joint of hind tibae and basal half of hind tarsi white on upper side; 

 a white streak on base of fore tarsi. Wings hyaline, the veins black. 

 Fore wing: base and margins black, the outer margin expanding 

 above vein 2 to costa ; discocellular obliquely black. Hind wing with 

 margins and cell black. Wings below^ as above. 



Expanse. — 20 mm. 



Habitat. — Aroa, Venezuela. 



Trjpe.— Cat No. 25879, U.S.N.M. 



Near L. masa Druce. 



CHROSTOSOMA ENNA, new species. 



Female. — Antennae and palpi fuscous. Head, collar, and thorax 

 black; pectus and legs fuscous. Abdomen orange bufi'; the anal and 

 posterior portion of adjoining segment black; underneath with only 

 the anal segment black. Wings hyaline, the veins black. Fore wing 

 with the margins narrowly black expanding at apex and vein 2; 

 a hj'aline streak on costa from base to above discocellular. Hind 

 wing; termen narrowly black expanding at apex and before anal 

 angle. 



Expanse. — 27 mm. 



Habitat. — Colombia ? 



Type.— Cat. No. 25880, U.S.N.M. 



From Staudinger as Gosmosoma stibostictum Butler. Hampson 

 gives as Ab. 1, a form without white points at base of fore wings or 

 white on head, thorax, and coxae ; this form has been named dealhata 

 by Draudt. It is possible that both Hampson and Draudt failed to 

 examine the venation and that it is the same as C. enna Schaus. 



CHROSTOSOMA LEA, new species. 



Male. — Body above and legs black; a crimson spot on shoulders 

 and a large spot on patagia; lateral white patches at base of abdo- 

 men. Body below yellowish white, the abdomen with fine black 

 segmental lines. Fore wing hyaline smoky white, the veins black; 

 inner margin fuscous black and similar irrorations from termen 

 along vein 2 to near cell, also about discocellular ; apex black. Hind 

 wing hyaline white, the veins black; termen suffused with black, 

 especially at apex and before anal angle. 



Expanse. — 25 mm. 



Habitat. — Potaro Kiver, British Guiana. 



Type.— Cat. No. 26881, U.S.N.M. 



Near C. dolens Walker. 



