964 
CATALOGUE OF 
This genus is allied to Hydrocampa , but may be distinguished 
by the palpi, by the antennae, and by the subfalcate fore wings, 
which have the costa dilated at the base and slightly depressed in 
the middle. 
Herdonia Osacesalts. 
Mas. Alba ; caput pallide fuscum ; palpi pedesque cervini ; 
thorax antice teslaceus ; tarsi albo cincti ; alee iridescentes ; 
anticce subtestacece , maculis apieeque albis , spatio testaceo 
exteriore obscuro inciso linea nigra marginato ; posticce j asciis 
tribus perobliquis testaceis nigro marginatis , 2 a postice furcata , 
margine exteriore pallide testaceo . 
Male. White. Head pale brown. Palpi fawn-colour. Thorax 
testaceous in front. Legs fawn-colour; tips of the joints of the 
tarsi white. Wings iridescent. Fore wings slightly testaceous, 
with several irregular white spots, which are mostly exterior ; apical 
part also white; terminal part of the testaceous hue darker than 
that elsewhere, partly bordered with black and forming connected 
spots. Hind wings with three testaceous more or less black-bordered 
very oblique bands ; the middle one forked hindward ; exterior 
border pale testaceous. Length of the body 8 ? lines ; of the wings 
24 lines. 
a. Silhet. From Mr. Argent’s collection. 
Page 470. 
Zebronia? Cottalts. 
Mas. A Iba, gracilis, f asciis pallide luteis ; palpi porrecti , brevis - 
simi , late fimbriati , testaceo binotati ; palpi maxillares parvi ; 
antennae glabrae , sat validae ; abdomen alas posticas superans , 
fasciculo brevi nigro fasciculoque longo testaceo valvulisque 
duobus albido-testaceis apicalibus ; aloe subhyalince , albo mar - 
ginatce , lineis quatuor cervinis ; anticce acutae , lineis duabus 
basalibus cervinis . 
Male. White, slender, with pale luteous bands. Palpi porrect, 
very short, broadly fringed, with two testaceous marks; third joint 
extremely minute. Maxillary palpi small, distinct. Antennas 
smooth, rather stout. Abdomen extending rather beyond the hind 
wings, with a small black tuft at the base of the long testaceous 
tult, which is enclosed in two whitish testaceous valves. Legs 
smooth, slender. Wings moderately broad, nearly hyaline, white 
