LEPIDOPTERA HETEROCERA. 1691 
Genus GEODENA. 
Mas. Corpus gracillimum. Proboscis eapitis latitudine multo 
longior. Palpi graciles, porrecti, caput non superantes; articulus 
' 3us minutus, conicus, acuminatus. Antenne late pectinate, cor- 
poris dimidio multo longiores. Abdomen alas posticas non supe- 
rans. Pedes graciles; tibize postice calcaribus quatuor longis. 
Ale longiuscule, mediocriter late; anticee vix acuminate, apud 
costam subconvexe, margine exteriore perobliquo. 
Male. Body very slender. Proboscis much longer than the 
head. Palpi slender, porrect, not extending beyond the head; third 
joint minute, conical, acuminated. Antenne deeply pectinated, 
much more than half the length of the body. Abdomen extending 
as far as the hind wings. Legs slender; hind tibie with four long 
spurs. Wings rather long, moderately broad. Fore wings very 
slightly convex in front, hardly acuminated at the tips, very oblique 
along the exterior border; second inferior vein rather further from 
the third than from the first; third full six times further from the 
fourth than from the second. G. marginalis differs from the typical — 
species, G. guadrigutta, in the structure of the palpi, which are ob- 
liquely ascending, and with the third joint obtuse and very minute. 
1. GEODENA QUADRIGUTTA. 
Mas. Alba; caput subluteum, fascia antica nigro-fusca; thorax 
anticus subluteus ; palpi testacei, apice nigri; pedes nigro 
vittatt ; abdomen albido-testaceum ; ale nigro quadriguttate. 
Male. White. Head and fore part of the thorax slightly 
luteous. Head with a blackish brown band in front. Proboscis 
tawny. Palpi testaceous, with black tips. Antenne black. Abdo-. 
men whitish testaceous. Legs with blackish stripes. Wings with . 
a black dot at the tip of the discal areolet; costa of the fure wings — 
black; hind wings with a smaller dot than that of the fore wings. 
Length of the body 4 lines; of the wings 13 lines. ; 
P Fyrom Mr. Milne’s collection. 
a, 
2. GEODENA MARGINALIS. 2 
Mas. Alba ; caput pallide luteum ; proboscis nigra ; palpi supra 
fuset ; thorax fascia antica lutea ; ale nigro-fusco quadrigut- 
tute, margine extertore pallide fusco; antice apud costam 
pallide fusce. 
: RQ 
