1650 CATALOGUE OF 
hyaline spot beyond the middle. Hind wings with a white-hyaline 
discal stripe. Length of the body 6 lines; of the wings 16 lines. 
Brazil? In Mr. Saunders’ collection. 
Genus CORY DALLA. 
Corpus sat validum. Proboscis longiuscula. Palpi porrecti, 
caput superantes ; articulus 3us conicus, brevis. Antenne corporis 
dimidio longiores. Abdomen alas posticas superans. Tibie pos- 
tice calcaribus quatuor mediocriter longis. Alz longiuscule, sat 
anguste; antice apud costam vix convexe, apice rotundats, mar- 
gine exteriore perobliquo. J/as.—Antenne subpectinate. Fam.— 
Antenne vix pectinate. 
Body moderately stout. Proboscis elongate. Palpi porrect, - 
straight, extending some distance beyond the head; third joint 
conical, not one-fourth of the length of the second. Antenne more 
than half the length of the body. Abdomen extending rather 
beyond the hind wings. Hind tibie with four moderately long 
spurs. Wings rather long and narrow. Fore wings hardly convex 
in front, rounded at the tips, extremely oblique along the exterior 
border ; first inferior vein curved, united to the second at the base ; 
third about four times further from the fourth than from the second. 
Male.—Antenne slightly pectinated. Female——Antenne hardly 
pectinated. ties 
1. CoRYDALLA CRYPTOLEUCA. 
Mas et fem. Altra, cyaneo trivittata; caput cyaneum ; abdomen 
subtus album ; ale cyaneo strigate, antice e maculis duabus 
oblongis obliquis albis fasctate, postice subangulose, macula 
postica cinerea. 
Deep black. Head mostly blue. Thorax and abdomen with 
three blue stripes. Abdomen beneath with a white disk. Coxe 
white beneath, Wings with blue streaks. Fore wings beyond the - 
middle with an oblique white band, which is composed of two cb- 
long spots; these form a continuous line on the inner side. Hind 
wings with a hind grayish spot, very slightly angular beyond the 
middle of the exterior border. Length of the body 6—7 lines; of 
the wings 18 lines. | : 
Para. Valley of the Amazon. In Mr. Saunders’ collection. 
